Data breach incident management and recovery

M&S calls for mandatory ransomware reporting

The government should extend ransomware reporting mandates to businesses to help gather more intelligence and better support victims, says M&S chairman Archie Norman Continue Reading

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• Alex Scroxton, Security Editor

SEC and SolarWinds to settle lawsuit over 2020 breach

The US SEC and SolarWinds have reached a settlement in principle to resolve litigation over alleged security failings that led to the 2020 compromise of the supplier’s Orion platform by Russian cyber spies Continue Reading

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• Alex Scroxton, Security Editor

Proofpoint bets on APAC growth amid spike in AI-driven threats

With cyber attacks spiking in non-English-speaking markets such as Japan, the security firm is boosting its regional presence to combat a wave of AI-generated threats Continue Reading

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• Aaron Tan, Informa TechTarget

Digital warfare is blurring civilian front lines

Singapore’s defence cyber chief warns that the traditional lines between military conflict and civilian life are blurring, with adversaries now targeting civilian systems and using AI to put the threat landscape on steroids Continue Reading

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• Aaron Tan, Informa TechTarget

US CISA agency extends Iran cyber alert, warns of CNI threat

The US Cybersecurity and Infrastructure Security Agency reiterates guidance for operators of critical national infrastructure as it eyes the possibility of cyber attacks from Iran Continue Reading

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• Alex Scroxton, Security Editor

Scattered Spider link to Qantas hack is likely, say experts

A developing cyber attack at Australian airline Qantas that started at a third-party call centre is already being tentatively attributed to Scattered Spider. Find out more and learn about the next steps for those affected Continue Reading

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• Alex Scroxton, Security Editor

Dutch study uncovers cognitive biases undermining cyber security board decisions

Dutch research reveals how cognitive biases can lead to catastrophic security decisions Continue Reading

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• Kim Loohuis

Qantas customer data exposed in contact centre breach

Australian flag carrier is investigating significant data theft of personal information for up to six million customers after a third-party platform used by its call centre was compromised Continue Reading

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• Aaron Tan, Informa TechTarget

Podcast: AIOps in storage management, security and sustainability

Dell’s Stewart Hunwick explains why AIOps – artificial intelligence for IT operations – is key to gaining efficiencies in storage management and sustainability, and discusses reactive and proactive data security Continue Reading

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• Antony Adshead, Storage Editor

Citrix Bleed 2 under active attack, reports suggest

Days after news emerged of a Citrix NetScaler flaw comparable in its scope and severity to 2023’s infamous Citrix Bleed, there are already clear indicators that threat actors are taking advantage of the critical vulnerability Continue Reading

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• Alex Scroxton, Security Editor

Scattered Spider cyber gang turns fire on aviation sector

Multiple reports are emerging of cyber attacks on airlines – Google Cloud’s Mandiant believes them to be linked Continue Reading

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• Alex Scroxton, Security Editor

Over 2 million affected by US supermarket breach

Belgian-Dutch supermarket operator Ahold Delhaize reveals that more than two million people, including employees, had their data compromised following a November 2024 ransomware attack Continue Reading

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• Alex Scroxton, Security Editor

British hacker IntelBroker faces years in a US prison cell

US authorities have unsealed charges against 25-year-old hacker Kai West, aka IntelBroker, accusing him of being behind multiple cyber attacks Continue Reading

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• Alex Scroxton, Security Editor

Glasgow Council services remain offline a week after cyber attack

Disruption continues a week after core services at Glasgow City Council were forced offline following a cyber attack on a third-party IT services provider Continue Reading

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• Alex Scroxton, Security Editor

UK ransomware costs significantly outpace other countries

UK organisations hit by ransomware attacks paid much higher ransoms than in other countries over the past 12 months, according to study Continue Reading

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• Alex Scroxton, Security Editor

Widening Middle Eastern war increases cyber risk

With the entry of the US into the widening Middle Eastern conflict, cyber risk is likely to increase across the board Continue Reading

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• Alex Scroxton, Security Editor

Cyber Essentials certifications rising slowly but steadily

The number of businesses attaining the NCSC Cyber Essentials certification continues to increase, but much more can be done to raise awareness of the scheme Continue Reading

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• Alex Scroxton, Security Editor

M&S, Co-op attacks a ‘Category 2 cyber hurricane’, say UK experts

The UK’s Cyber Monitoring Centre has published its first in-depth assessment of a major incident, reflecting on the impact of and lessons learned from Scattered Spider attacks on M&S and Co-op Continue Reading

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• Alex Scroxton, Security Editor

Election workers’ data stolen in cyber breach of Oxford City Council

Oxford City Council election workers had personal information stolen by cyber attackers in an attack over the weekend of 7-8 June. The council has stated that most disrupted systems are back online Continue Reading

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• Brian McKenna, Enterprise Applications Editor

Cyber action plan kicks off to ‘supercharge’ UK security sector

UK government says its cyber growth action plan will provide a large boost to Britain’s security industry as it sets out to create a roadmap for future growth Continue Reading

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• Alex Scroxton, Security Editor

Scattered Spider widens web to target insurance sector

Following a series of high-profile attacks on prominent retailers and consumer brands, the Scattered Spider cyber crime collective appears to be expanding its targeting to the insurance sector Continue Reading

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• Alex Scroxton, Security Editor

Human vs digital therapy: AI falls short when IT pros need help

Stressed IT and cyber professionals are turning to AI chatbots for support, but is handing people's mental wellbeing over to algorithms really such a bright idea? Continue Reading

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• Malcolm Hanson, PTSD Revolution

Investor behaviour in the wake of cyber's 'black swan' moment

So-called Black Swan events expose the blind spots in even the most sophisticated forecasting models, signaling a need to rethink how businesses, and those investing in them, quantify and prepare for cyber risk. Continue Reading

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• Ed Bartlett, Hicomply

Cyber Bill at risk of becoming a missed opportunity, say MPs

An APPG report warns that the government’s flagship cyber security legislation is too narrow in its scope and risks missing opportunities to embed resilience at the heart of the British economy Continue Reading

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• Alex Scroxton, Security Editor

Third-party security weaknesses threaten Europe’s big banks

Security breaches via third parties increased by 25% at Europe’s largest finance firms Continue Reading

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• Karl Flinders, Chief reporter and senior editor EMEA

CISOs must translate cyber threats into business risk

To manage risk effectively and secure board-level buy-in, CISOs must stop talking about technology and start speaking the language of business, according to a senior Check Point executive Continue Reading

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• Stephen Withers

HMRC phishing breach wholly avoidable, but hard to stop

A breach at HMRC saw innocent taxpayers tricked into letting scammers impersonate them through simple phishing attacks leading to account takeover. Such attacks are avoidable, but hard to stop Continue Reading

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• Alex Scroxton, Security Editor

UK’s error-prone eVisa system is ‘anxiety-inducing’

People experiencing technical errors with the Home Office’s electronic visa system explain the psychological toll of not being able to reliably prove their immigration status in the face of a hostile and unresponsive bureaucracy Continue Reading

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• Sebastian Klovig Skelton, Data & ethics editor

Put ROCs before SOCs, Qualys tells public sector

Putting risk operations before security operations may help government agencies and other public sector bodies better manage the myriad threats they face, and make better decisions for the security of all Continue Reading

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• Alex Scroxton, Security Editor

NCSC sets out how to build cyber safe cultures

The UK’s National Cyber Security Centre has published guidance for security teams and leaders on how to foster accessible and appropriate cyber security cultures in their organisations Continue Reading

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• Alex Scroxton, Security Editor

Microsoft outlines three-pronged European cyber strategy

Microsoft chair Brad Smith outlines an expansive cyber programme targeting governments across Europe with enhanced threat intelligence and support Continue Reading

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• Alex Scroxton, Security Editor

US cyber agency CISA faces stiff budget cuts

CISA is one of several US agencies facing drastic budget cuts under the Trump administration Continue Reading

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• Alex Scroxton, Security Editor

Cyber and digital get over £1bn to enhance UK’s national security

The government has set out plans to spend over a billion pounds on digital and cyber warfare capabilities to enhance the UK’s ability to defend itself and fight offensive wars Continue Reading

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• Alex Scroxton, Security Editor

Dutch businesses lag behind in cyber resilience as threats escalate

While non-IT business professionals in the middle of their careers face the most disruption from AI, professionals in the IT services sector and their employers must prepare for change Continue Reading

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• Kim Loohuis

Cloud migration demands contractual safeguards and clear strategy

Cyber security experts urge organisations to define clear objectives, understand shared security models and implement strong data governance when migrating workloads to the cloud Continue Reading

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• Aaron Tan, Informa TechTarget

Signalgate is a signal to revisit security onboarding and training

A leak of information on American military operations caused a major political incident in March 2025. The Security Think Tank considers what can CISOs can learn from this potentially fatal error. Continue Reading

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• Mike Gillespie and Ellie Hurst, Advent IM

Adidas confirms customer data was accessed during cyber attack

Sportswear manufacturer Adidas has confirmed its systems were infiltrated by an unauthorised third party Continue Reading

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• Caroline Donnelly, Senior Editor, UK

Maturing UK fintechs increase tech and cyber security hiring

Increased hiring reflects that fintechs are maturing and now require more cyber security and compliance experts Continue Reading

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• Karl Flinders, Chief reporter and senior editor EMEA

Armed forces charity steps in to address cyber mental health crisis

CIISec and military charity PTSD Resolution hope to address a gathering mental health crisis among frontline cyber professionals Continue Reading

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• Alex Scroxton, Security Editor

Building resilient cyber threat intelligence communities

Cyber threat intelligence is no longer a luxury: intelligence sharing communities must mature, and there are many common lessons to learn. Continue Reading

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• Rob Dartnall, SecAlliance

Security vs. usability: Why rogue corporate comms are still an issue

A leak of information on American military operations caused a major political incident in March 2025. The Security Think Tank considers what can CISOs can learn from this potentially fatal error. Continue Reading

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• Elliott Wilkes, ACDS

Preparation and appreciation – the human factor in incident response

A typical incident response effort is highly technical, so where do soft skills come in and how do you know how effective your team is? We look at a measurement option and the human consideration in these scenarios Continue Reading

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• Dan Raywood

M&S cyber attack disruption likely to last until July

M&S says it has moved into recovery mode after a ransomware attack, but expects some disruption to persist throughout the coming weeks Continue Reading

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• Alex Scroxton, Security Editor

NCSC: Russia’s Fancy Bear targeting logistics, tech organisations

The NCSC and its partner agencies have blown the whistle on an extensive campaign of malicious cyber attacks orchestrated by the Russian state Fancy Bear operation Continue Reading

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• Alex Scroxton, Security Editor

Ransomware attacks dropped by a third last month

Reported ransomware attacks eased off during April following a dramatic spike in the first quarter of 2025 Continue Reading

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• Alex Scroxton, Security Editor

Strong fintech security posture at risk via third-party weak links

Despite having a strong security posture, the financial technology sector could be open to attack via third parties Continue Reading

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• Karl Flinders, Chief reporter and senior editor EMEA

Retail cyber attacks hit food distributor Peter Green Chilled

Cold chain services provider Peter Green Chilled, which supplies the likes of Aldi, Sainsbury’s and Tesco, has been forced to halt operations after succumbing to a ransomware attack Continue Reading

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• Alex Scroxton, Security Editor

UK critical systems at risk from ‘digital divide’ created by AI threats

GCHQ’s National Cyber Security Centre warns that a growing ‘digital divide’ between organisations that can keep pace with AI-enabled threats and those that cannot is set to heighten the UK's overall cyber risk Continue Reading

Legal Aid Agency breach may encompass millions of people

Legal Aid Agency says the data of anybody who applied for legal aid over the past 15 years has been compromised in a cyber attack Continue Reading

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• Alex Scroxton, Security Editor

NHS asks suppliers to sign up to cyber covenant

NHS digital and security leaders call on their suppliers to commit to a cyber security charter as the health service works to improve its resilience in the face of growing threat levels Continue Reading

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• Alex Scroxton, Security Editor

Scattered Spider retail attacks spreading to US, says Google

Google’s threat intel analysts are aware of a number of in-progress cyber attacks against US retailers linked to the same Scattered Spider gang that supposedly attacked M&S and Co-op in the UK Continue Reading

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• Alex Scroxton, Security Editor

Why we must reform the Computer Misuse Act: A cyber pro speaks out

Britain’s outdated hacking laws are leaving the UK’s cyber practitioners hamstrung and afraid. Security professional Simon Whittaker reveals how he nearly ran afoul of the Computer Misuse Act, and why he’s speaking out for reform Continue Reading

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• Alex Scroxton, Security Editor

What is penetration testing?

A penetration test, also called a 'pen test,' is a simulated cyberattack on a computer system, network or application to identify and highlight vulnerabilities in an organization's security posture. Continue Reading

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• Kinza Yasar, Technical Writer
• Puneet Mehta, SDG

New security paradigm needed for IT/OT convergence

Industry leaders and policymakers highlight growing cyber threats from the integration of IT and operational technology systems, calling for collaboration and regulatory frameworks to protect critical systems, among other measures Continue Reading

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• Aaron Tan, Informa TechTarget

M&S forces customer password resets after data breach

M&S is instructing all of its customers to change their account passwords after a significant amount of data was stolen in a DragonForce ransomware attack Continue Reading

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• Alex Scroxton, Security Editor

Australian data breaches hit record high in 2024

More than 1,100 data breaches were reported in Australia last year, a 25% jump from 2023, prompting calls for stronger security measures across businesses and government agencies Continue Reading

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• Aaron Tan, Informa TechTarget

Ransomware: What the LockBit 3.0 data leak reveals

An administration interface instance for the ransomware franchise's affiliates was attacked on 29 April. Data from its SQL database has been extracted and disclosed Continue Reading

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• Valéry Rieß-Marchive, Rédacteur en chef

Government will miss cyber resiliency targets, MPs warn

A Public Accounts Committee report on government cyber resilience finds that the Cabinet Office has been working hard to improve, but is likely to miss targets and needs a fundamentally different approach Continue Reading

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• Alex Scroxton, Security Editor

US tells CNI orgs to stop connecting OT kit to the web

US authorities have released guidance for owners of critical national infrastructure in the face of an undisclosed number of cyber incidents Continue Reading

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• Alex Scroxton, Security Editor

UK government websites to replace passwords with secure passkeys

Government websites are to replace difficult-to-remember passwords with highly secure passkeys that will protect against phishing and cyber attackers Continue Reading

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• Bill Goodwin, Computer Weekly

Chaos spreads at Co-op and M&S following DragonForce attacks

No end is yet in sight for UK retailers subjected to apparent ransomware attacks Continue Reading

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• Alex Scroxton, Security Editor

Europe leads shift from cyber security ‘headcount gap’ to skills-based hiring

Research from Sans Institute reveals European organisations are leading a global shift in hiring priorities, driven by regional regulatory frameworks Continue Reading

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• Kim Loohuis

Oxford Uni adds cyber resilience module to MBA programme

Oxford University’s Saïd Business School is working with cyber response specialist Sygnia to help future business leaders get on top of security Continue Reading

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• Alex Scroxton, Security Editor

UK critical systems at risk from ‘digital divide’ created by AI threats

GCHQ’s National Cyber Security Centre warns that a growing ‘digital divide’ between organisations that can keep pace with AI-enabled threats and those that cannot is set to heighten the UK's overall cyber risk Continue Reading

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• Bill Goodwin, Computer Weekly

What is segregation of duties (SoD)?

Segregation of duties (SoD) is an internal control mechanism designed to prevent errors and fraud by ensuring at least two individuals are responsible for the separate parts of any task. Continue Reading

By

• Katie Terrell Hanna
• Rahul Awati

Security Think Tank: What CISOs can learn from Signalgate

A leak of information on American military operations caused a major political incident in March 2025. The Security Think Tank considers what can CISOs can learn from this potentially fatal error. Continue Reading

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• Javvad Malik, KnowBe4

Retail cyber crime spree a ‘wake-up call’, says NCSC CEO

The National Cyber Security Centre confirms it is providing assistance to M&S, Co-op and Harrods as concerns grow among UK retailers Continue Reading

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• Alex Scroxton, Security Editor

Explaining what’s happening in a cyber attack is hard but crucial

The recent attacks on Marks and Spencer, Harrods and the Co-op show why it is essential for organisations to have a strategy to communicate effectively with customers affected Continue Reading

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• Mikey Hoare, Kekst CNC

Harrods becomes latest UK retailer to fall victim to cyber attack

Harrods confirms it is the latest UK retailer to experience a cyber attack, shutting off a number of systems in an attempt to lessen the impact Continue Reading

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• Alex Scroxton, Security Editor

Co-op instructs staff to be wary of lurking hackers

Co-op tells staff to stop using their VPNs and be wary that their communications channels may be being monitored, as a cyber attack on the organisation continues to develop Continue Reading

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• Alex Scroxton, Security Editor

Thomas Herdman’s legal battle over Sky ECC encrypted phone distribution set to enter fifth year

Computer Weekly speaks to Julie Kawai Herdman, daughter of Thomas Herdman, the only person in custody for distributing Sky ECC encrypted phones Continue Reading

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• Bill Goodwin, Computer Weekly
• Rebecca Tidy

Co-op shuts off IT systems to contain cyber attack

A developing cyber incident at Co-op has forced the retailer to pull the plug on some of its IT systems as it works to contain the attack Continue Reading

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• Alex Scroxton, Security Editor

Scattered Spider on the hook for M&S cyber attack

The infamous Scattered Spider hacking collective may have been behind the ongoing cyber attack on Marks and Spencer that has crippled systems at the retailer and left its ecommerce operation in disarray. Continue Reading

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• Alex Scroxton, Security Editor

Kaspersky calls for cyber immunity amid growing cyber threats

The rise of professional cyber crime groups and state-sponsored actors targeting critical infrastructure requires a move towards inherently secure ‘cyber immune’ systems, says Kaspersky CEO Eugene Kaspersky Continue Reading

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• Aaron Tan, Informa TechTarget

M&S suspends all online sales as cyber attack worsens

M&S shuts down online sales as it works to contain and mitigate a severe cyber attack on its systems Continue Reading

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• Alex Scroxton, Security Editor

M&S systems remain offline days after cyber incident

M&S is still unable to provide contactless payment or click-and-collect services amid a cyber attack that it says has forced it to move a number of processes offline to safeguard its customers, staff and business Continue Reading

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• Alex Scroxton, Security Editor

Data breach class action costs mount up

Organisations exposed to the US market paid out over $150m in class action settlements in just six months. Security leaders must do more to address cyber gaps, respond better to incidents and demonstrate compliance Continue Reading

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• Alex Scroxton, Security Editor

Challenges persist as UK’s Cyber Security and Resilience Bill moves forward

Elements of the Cyber Security and Resilience Bill are welcome but questions remain about how best to act in the face of persistent challenges like geopolitical chaos, threats to critical infrastructure, and technological advances Continue Reading

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• James Morris, CSBR

March ransomware slowdown probably a red herring

An apparent slowdown in ransomware attack volumes is raising eyebrows, but the statistics never tell the full story Continue Reading

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• Alex Scroxton, Security Editor

Rethink authentication to remove the burden on users

The rise of AI powered threats and non-human identities will push an already strained identity security model over the edge Continue Reading

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• Patrick Wardrop, IBM

Financially motivated cyber crime remains biggest threat source

Mandiant’s latest annual threat report reveals data on how financially motivated cyber criminals, such as ransomware gangs, dominate the cyber security landscape Continue Reading

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• Alex Scroxton, Security Editor

Qualys goes to bat for US cricket side San Francisco Unicorns

Cloud security specialist Qualys partners with US T20 cricket squad San Francisco Unicorns and its Sparkle Army fanclub as the team prepares for its summer 2025 campaign Continue Reading

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• Alex Scroxton, Security Editor

Cyber attack downs systems at Marks & Spencer

A cyber attack at Marks & Spencer has caused significant disruption to customers, leaving them unable to make contactless payments or use click-and-collect services Continue Reading

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• Alex Scroxton, Security Editor

Beyond baselines - getting real about security and resilience

In an increasingly contested world, the UK government needs a security certification that goes beyond baseline measures. Continue Reading

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• Neil Ashdown and Tash Buckley

Collaboration is the best defence against nation-state threats

The rise of DeepSeek has prompted the usual well-documented concerns around AI, but also raised worries about its potential links to the Chinese state. The Security Think Tank considers the steps security leaders can take to counter threats posed by nation state industrial espionage? Continue Reading

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• Stephen McDermid, Okta

Hertz warns UK customers of Cleo-linked data breach

Car hire giant Hertz reveals UK customer data was affected in a cyber incident orchestrated via a series of vulnerabilities in Cleo managed file transfer products Continue Reading

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• Alex Scroxton, Security Editor

Government faces claims of serious security and data protection problems in One Login digital ID

The Government Digital Service was warned about serious cyber security and data protection problems in its flagship digital identity system, with insider claims that the data of three million users may still be at risk Continue Reading

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• Bryan Glick, Editor in chief

Google bets on unifying security tools to ease CISO pain

At Google Cloud Next in Las Vegas, Google launches its Unified Security platform with the goal of bringing together disparate security solutions to help cyber leaders and practitioners address their most keenly felt pain points Continue Reading

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• Alex Scroxton, Security Editor

Government punts cyber governance code of practice for UK businesses

The Department for Science, Innovation and Technology’s cyber security minister Feryal Clark announces a cyber security code of governance for UK businesses to follow Continue Reading

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• Brian McKenna, Enterprise Applications Editor

UK SMEs losing over £3bn a year to cyber incidents

A lack of access to technology, little to no staff training, and competing priorities are losing UK SMEs up to £3.4bn to cyber incidents every year Continue Reading

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• Alex Scroxton, Security Editor

Norway and Nordic financial sector ramps up cyber security

Finans Norge sets up cyber security unit CTSU to support the finance sector in Norway amid increasing threats Continue Reading

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• Gerard O'Dwyer

Taking a ‘good enough’ approach with cloud security isn't enough

In the wake of the January 2025 'Codefinger' attacks against AWS S3 users, Thales Rob Elliss argues that many organisations are dropping the ball when it comes to their understanding of cloud security best practice Continue Reading

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• Rob Ellis, Thales

Top 1,000 IT service providers in scope of UK cyber bill

The government’s proposed Cyber Security and Resilience Bill is set to include regulatory provisions covering both datacentre operators and larger IT service providers Continue Reading

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• Alex Scroxton, Security Editor

Advanced Software fined £3m over LockBit attack

The ICO has issued a £3m fine to software provider Advanced in the wake of security failings that led to significant disruption to NHS customers in a ransomware attack Continue Reading

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• Alex Scroxton, Security Editor

Clop resurgence drives ransomware attacks in February

The exploitation of two new vulnerabilities in a popular file transfer service saw the Clop ransomware gang soar in February, according to NCC Continue Reading

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• Alex Scroxton, Security Editor

Largest ever cyber deal reflects Google’s CNAPP ambitions

In a signal of its future ambitions, Google lays down $32bn to acquire cloud-native application protection platform Wiz, reflecting the increasing need to secure multicloud environments Continue Reading

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• Alex Scroxton, Security Editor

UK under-prepared for catastrophic cyber attack

In this week’s Computer Weekly, MPs have been told the UK is under-prepared to cope with a catastrophic cyber attack – we find out where the problems lie. Our new buyer’s guide assesses the challenges of datacentre capacity planning. And one of the UK’s most successful businessmen, Sir Martin Sorrell, gives his view on the risks and opportunities of AI. Read the issue now. Continue Reading

Seaco charts course for unified security strategy

Shipping container leasing giant consolidates security tools onto a single platform, leveraging AI and extended detection and response to improve security operations Continue Reading

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• Aaron Tan, Informa TechTarget

Chinese espionage group UNC3886 targets Juniper routers

Advanced persistent threat group UNC3886 deployed custom backdoors on end-of-life Juniper Networks routers, underscoring the need for timely patching and advanced security monitoring Continue Reading

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• Aaron Tan, Informa TechTarget

US Congress demands UK lifts gag on Apple encryption order

Apple and Google have told US lawmakers that they cannot tell Congress whether they have received technical capability notices from the UK Continue Reading

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• Bill Goodwin, Computer Weekly
• Duncan Campbell , 2QQ Ltd, Sussex University