In Depth

In Depth

Data protection, backup and archiving

• Backup audit: What is a backup audit and why do we need them?

  Backup and recovery are vital components to protect against data loss, whether technical or causes such as ransomware. So how can a backup audit help protect our key assets?  Continue Reading

• Erasure coding vs RAID: Data protection in the cloud era

  Erasure coding has come to prominence with its use in object storage and, by extension, in the cloud. We run the rule over its pros and cons vs RAID data protection  Continue Reading

• Top five ways backup can protect against ransomware

  Ransomware threatens to put your data beyond reach, so the best way to prepare is to have good-quality data you can restore from backup. We look at the key things to consider  Continue Reading

• Top five ways to benefit from tape today

  We look at the benefits that tape can bring, including in backup and recovery, long-term and ‘warm’ archiving, compliance and WORM use cases and ‘air gapping’ to protect data  Continue Reading

• A peek into the future of storage

  Flash-based storage is here to stay and will continue to be enhanced, even as helium and DNA are being primed for use in the distant future  Continue Reading

• Double extortion ransomware attacks and how to stop them

  As ransomware attacks increase, hackers are diversifying their tactics to get victims to hand over larger sums of money. We investigate the rise of double extortion attacks  Continue Reading

• Getting physical with datacentre security

  Whether it is natural disasters, terrorism or break-ins, datacentres will be vulnerable to a range of risks unless they are physically secured. Here’s how you can improve the physical security of your datacentre  Continue Reading

• Cloud storage costs: How to get cloud storage bills under control

  Many organisations look to the cloud to cut storage budgets, but the potential costs are many and varied. So what are the key ways to cut cloud storage costs?  Continue Reading

• Cloud storage on-site hardware: AWS, Azure, Google Cloud

  We look at the big three cloud vendors’ on-site offerings: AWS’s Outposts, Gateway and Snow hardware, Azure’s Stack and Arc appliances, and Google Cloud’s software-defined Anthos  Continue Reading

• Cloud storage 101: File, block and object storage in the cloud

  We run the rule over file, block and object storage from the big three public cloud providers: AWS, Azure and GCP. We look at what’s on offer and the use cases they are aimed at  Continue Reading

• Malaysia’s data protection practices still have some way to go

  Some Malaysian firms are not using data protection tools to the fullest potential, while others only think about data protection after a breach  Continue Reading

• What are the security priorities for the post-coronavirus world?

  The Covid-19 pandemic is forcing massive change across the business world and things may never go back to normal. What does security look like in this new world, and what will buyers be prioritising?  Continue Reading

• Storage 101: Replication vs backup, and synchronous vs asynchronous

  Storage 101: Can replication replace backup? What are the pros and cons of synchronous and asynchronous backup? What’s the best way to mix backup and replication?  Continue Reading

• Contact tracing: The privacy vs protection debate

  The Covid-19 pandemic has necessitated extreme measures not seen in peacetime for over 100 years. Contact-tracing apps are being developed as a tool for managing the pandemic, but are they a step too far?  Continue Reading

• Storage 101: Crash-consistent vs application-consistent snapshots

  We look at crash-consistent and application-consistent snapshots and backup, how they are defined, the pros and cons of each and the benefits and limits of Windows VSS  Continue Reading

• Snapshots 101: Array vs backup software

  We run the rule over snapshots in storage arrays and backup software and find a range of capabilities that go from mere support to fully snapshot-centric approaches  Continue Reading

• A carrot-and-stick approach to fixing cyber security complacency

  With a majority of IT decision-makers holding the opinion that their employers are complacent when it comes to data protection, we look at what needs to be fixed, and how to fix it  Continue Reading

• Storage 101: Snapshots vs backup

  We go over the basics of snapshots. They are a quick and accessible way of protecting data, but they are not a substitute for backup. So how do you combine the two?  Continue Reading

• NAS backup: Which suppliers have gone post-NDMP?

  NAS backup with NDMP has many drawbacks so some vendors have moved to a data management approach that tracks changes and allows for incremental forever protection  Continue Reading

• Top five compliance concerns for UK business in 2020

  We look at the top five legal and regulatory compliance concerns for UK businesses in 2020. It’s a list that includes GDPR, the DPA, PECR, PCI-DSS and the CCPA  Continue Reading

• What’s the problem with NAS backup?

  NAS backup has always been problematic, but what exactly are the issues with NDMP, and what are backup suppliers doing to make a decades-old storage staple easier to protect?  Continue Reading

• Caribbean island hospital rebuilds after hurricane with DataCore

  Hurricane Irma tore the roof off a server room and flooded IT hardware, but that was an opportunity to rebuild redundant IT using DataCore’s SANsymphony software-defined storage  Continue Reading

• Top four compliance considerations for SMEs

  We look at the key data compliance regulations that affect smaller companies – such as GDPR, the Data Protection Act, PCI-DSS and PECR – and some key industry-specific frameworks  Continue Reading

• Six disaster recovery pitfalls and how to avoid them

  We look at some key pitfalls in disaster recovery, such as failing to plan, not testing the plan, not protecting backups, poor communication and neglecting the human element  Continue Reading

• Spread of Kubernetes spurs backup and disaster recovery products

  Growth of containerised applications brings with it the need to back up and provide disaster recovery. But what do you need to protect, and who provides the products?  Continue Reading

• Do you use cloud storage for these use cases yet?

  We look at the use cases most suited to a quick transition to the cloud: backup, archiving, disaster recovery, file storage and cloud bursting – cloud storage’s low-hanging fruit  Continue Reading

• DRaaS decisions: Key choices in disaster recovery as a service

  We examine the key decisions when considering DRaaS. Whether to go full self-service, assisted or managed will depend on what you need to protect and your in-house resources  Continue Reading

• Five ways that backup has changed since the days of tape

  Back in the day, all this was tape, but times have changed, with cloud-to-cloud backup, cloud storage, virtual and physical backup appliances and myriad endpoint hardware  Continue Reading

• Top 10 storage deployment stories of 2019

  Here are ComputerWeekly’s top 10 storage deployment stories for 2019, which see quite a move away from traditional SAN and NAS to hyper-converged, software-defined storage and object storage  Continue Reading

• Five essential steps to a sound disaster recovery plan

  We walk through the key steps to develop a disaster recovery plan – from risk assessment and setting recovery objectives, to the plan itself and a testing regime to keep it fresh  Continue Reading

• Get ready for CCPA: Implications for UK businesses

  The California Consumer Privacy Act, a wide-ranging data privacy and consumer protection law, comes into effect on 1 January 2020. How does CCPA differ from the EU GDPR regulations and what are the responsibilities for UK businesses operating in the...  Continue Reading

• SME disaster recovery made easy with cloud, hybrid and HCI

  Disaster recovery is a lot easier for small businesses than it used to be, with use of the cloud, hybrid cloud, physical and virtual appliances, and hyper-converged infrastructure all among the choices on offer  Continue Reading

• Taking responsibility for security in the cloud

  From accidental leaks to full-on data breaches, maintaining security across cloud services is becoming a headache for enterprises. What questions should organisations be asking of their cloud service provider and, ultimately, whose responsibility is...  Continue Reading

• Key storage choices: Cloud vs tape for archive storage?

  Tape still has benefits, such as an ‘air gap’ that can insulate archives from threats to data integrity. But what are the opportunities for cloud in tape’s traditional use cases?  Continue Reading

• Data storage: The top five storage deployment pitfalls

  Key pitfalls in data storage include silos, under-utilisation, backup and disaster recovery, plus neglect of skills and application requirements. We ask analysts how to avoid them  Continue Reading

• Top five cloud storage pitfalls

  Cloud storage offers apparent simplicity, but unexpected costs, complexity, data movement and integration challenges can arise. We look at how to avoid common cloud storage pitfalls  Continue Reading

• How APAC firms can slay the storage management beast

  The data deluge and compliance requirements are shaping how Asia-Pacific firms are approaching storage management issues in the age of cloud  Continue Reading

• French national research centre insources with Rubrik backup

  France’s national research organisation wanted to insource IT back from Atos and built its private cloud on VMware across two locations with Rubrik appliances for backup  Continue Reading

• Hop jumps to Pure Storage to avoid big storage complexity

  Air France short-haul and regional brand Hop jumps to Pure Storage after coming up against Dell EMC, NetApp and HPE, which all tried to sell it solutions ill-suited to its needs  Continue Reading

• Public cloud: A key component in a disaster recovery plan

  The key things to consider when creating a disaster recovery plan that uses public cloud: DIY vs DRaaS, native cloud tools vs third party, and how low can you go with RPO and RTO?  Continue Reading

• French baby store modernises backup as Veeam handles 150TB a night

  France-based maternity, baby and children’s store Orchestra needed to share IT resources between 700 points of sale across multiple time zones, and backup for 100 applications  Continue Reading

• Cloud snapshots and backups: How to protect data in the cloud

  You often need more data protection than native cloud services will give. But should you choose backup or snapshots? And what about third-party backup in the cloud?  Continue Reading

• Cloud storage and its main cost components

  We run through the main items charged for by the big cloud storage providers, such as capacity, storage type, transactions, data egress, networks and data protection  Continue Reading

• Cloud’s low-hanging fruit: Backup, tiering and data sharing

  Native cloud operations can have a steep on-ramp in terms of enterprise IT readiness, but some things are relatively easy to port to a tier of storage in the cloud  Continue Reading

• Cloud storage 101: Specifying for cloud storage

  We run through key questions to ask when specifying cloud storage, such as disk type, performance, availability and the possible hidden cost of getting data out of the cloud  Continue Reading

• Backup product approaches vary as they take aim at the cloud

  Use of the public cloud for backup data is something all the backup software suppliers provide, but implementations range from simple S3 connections to expansive software offerings  Continue Reading

• Cloud-era backup appliances aim at hybrid content platform

  While traditional backup apps evolve to meet the cloud via S3 and Azure, a new breed of backup appliances aims to build a single environment across cloud and on-premise  Continue Reading

• Cloud the rising star of storage: Eight years of text analysis

  Tracking word frequency in nearly a decade’s worth of storage content shows how cloud has come of age, flash has gone mainstream and how we don’t talk about virtualisation any more  Continue Reading

• A cloud compliance checklist for the GDPR age

  The cloud is supposed to make things simpler, but when it comes to compliance, things can get complex. Here is a look at the essential elements of a cloud compliance strategy  Continue Reading

• Data protection, backup and replication in the age of the cloud

  A data protection and backup strategy has to take account of the expansion of the sphere of IT, from the datacentre to the public cloud to devices and locations at the edge  Continue Reading

• Hyper-converged backup appliances bring flexibility benefits

  Backup appliances in scale-out format allow data protection to be scaled easily by simply adding extra nodes. But is it an idea that’s ready for the enterprise?  Continue Reading

• How the big five storage array makers tier data to the cloud

  We look at the big five storage array makers' efforts to connect on-premise hardware with cloud storage and find automated tiering, on-ramps, and backup and archive capability  Continue Reading

• Storage 101: Self-encrypting drives' benefits and limitations

  Self-encrypting drives are a cost-effective way to ensure compliance in certain situations. We look at self-encrypting drives, what they’re good for and their limitations  Continue Reading

• A guide to choosing and using all-flash array storage

  We take a look at the considerations when devising an all-flash array storage strategy, and what enterprises can do to get the most out of the technology  Continue Reading

• Virtual storage appliances in the cloud from the big five

  We survey the big five storage hardware makers’ cloud offerings. Virtual storage appliances available range from storage and backup/data protection to nothing at all  Continue Reading

• Hybrid cloud a key milestone on the road to cloud storage

  The cloud seems to lend itself to use as a storage location. There are lots of bumps in the road, however, and hybrid cloud should be a key medium-term aim for organisations  Continue Reading

• Data protection for containers: Why and how to do Docker backup

  Containers such as those from Docker are agile, lightweight and can be short-lived, but they and their data often need to be protected. We look at the key options available  Continue Reading

• How the internet of things and edge data impact data storage

  Remote device data poses challenges for the datacentre, but edge processing, analytics and the cloud can help businesses profit from the promise of the internet of things  Continue Reading

• Object storage is inching into Australian enterprises

  Even as Aussie firms such as Bauer Media and Redbubble are lapping up object storage, others are facing visibility and analytics issues with the technology  Continue Reading

• Data recovery disasters: Kroll Ontrack on how it helps enterprises bounce back

  Data recovery expert Kroll Ontrack provides a behind-the-scenes look at the challenges enterprises and consumers face getting their files and information back when disaster strikes  Continue Reading

• SSD Raid 101: The essentials of flash storage and Raid

  Flash storage is mainstream, but what do storage professionals need to know about Raid when used with SSDs? We look at Raid fundamentals, and supplier implementations  Continue Reading

• DR 101: The disaster recovery plan and disaster recovery strategy

  We walk through the key steps and essential building blocks required to develop a disaster recovery strategy and how to write a disaster recovery plan  Continue Reading

• Cloud DR: Key choices in cloud disaster recovery

  Flexibility and low cost make the cloud well-suited to disaster recovery, but there is no one-size-fits-all route to cloud disaster recovery. We look at the key choices  Continue Reading

• Cloud-to-cloud backup: What it is and why you need it

  Applications that run in the cloud are protected, but only so much. For full protection of data generated by cloud-based apps you need cloud-to-cloud backup  Continue Reading

• Hyper-convergence + backup software = scale-out backup nodes

  Hyper-converged infrastructure with built-in backup software brings scale-out capabilities to provide data protection nodes via pre-configured appliances that can build into clusters  Continue Reading

• Hyper-converged infrastructure and disaster recovery

  Hyper-converged infrastructure products merge server, storage and hypervisor in scale-out nodes, so how can functionality in HCI products help deliver disaster recovery?  Continue Reading

• Q&A: NetApp’s storage play in the age of cloud

  Storage supplier’s Asia-Pacific general manager reveals the changes that are taking place within the company to keep up with the changing tech landscape  Continue Reading

• Managing data in a multi-cloud world

  Asia-Pacific organisations that are hopping onto the multi-cloud bandwagon need to overcome potential data management issues in order to succeed  Continue Reading

• Backup product survey: Cloud and VM integration now table stakes

  For enterprise backup, cloud integration and the ability to backup and be deployed in virtual machines as well as be controlled from the hypervisor are table stakes, along with data reduction and app-specific backup  Continue Reading

• GDPR brings serious implications for data storage

  New European Union data protection regulations put tough requirements on organisations that store “personally identifiable data”. We look at what is needed to achieve compliance  Continue Reading

• Why immutable buckets are a worthy risk management tool

  Immutable buckets offer businesses benefits in terms of data compliance, backup, archiving and security  Continue Reading

• Cloud data portability: Obstacles to it and how to achieve it

  Cloud providers are very keen to get your data into their systems but sometimes it can be difficult or costly to move it elsewhere. We look at solutions to cloud portability  Continue Reading

• Backup testing: What to test, when to test, how often to test

  We run the rule over what’s involved in backup testing in virtual and physical server environments, how often you should test and the key pitfalls to avoid  Continue Reading

• Time to restore from backup: Do you know where your data is?

  Making a backup is only the start of the process. You must be sure you can restore, that backups contain what you need, and that they will work with the applications that need them  Continue Reading

• Q&A: From backup to data management

  Beyond data backup, extracting more metadata to improve business processes and data management will become more important, says a senior Veritas executive  Continue Reading

• RAID vs erasure coding for flash storage

  Flash storage needs array data protection. We run the rule over RAID for flash storage and look at erasure coding, which will become more attractive as drive sizes increase  Continue Reading

• Backup 101: Incremental vs differential vs synthetic full backup

  Backup methods pros and cons: Full, incremental, differential, synthetic full, incremental forever, and reverse incremental. We set out the advantages and drawbacks of each  Continue Reading

• Disaster recovery testing: technology systems to test DR

  In this concluding part of a two-part series, Computer Weekly looks at ways of testing disaster recovery plans, with methods including array-based replication and hypervisor-based approaches  Continue Reading

• Disaster recovery testing: A vital part of the DR plan

  Disaster recovery provision is worthless unless you test out your plans. In this two-part series, Computer Weekly looks at disaster recovery testing in virtualised datacentres  Continue Reading

• Lauri Love: the student accused of hacking the US

  How did a brilliant but fragile computer science student from a rural English town end up facing life imprisonment in the US? Computer Weekly speaks to Lauri Love  Continue Reading

• Hyper-converged infrastructure product survey: The challengers

  In the first of a two-part survey, we look at the hyper-converged infrastructure market and the startups providing VM-native servers and storage, and datacentre-in-a-box products  Continue Reading

• Flash storage roundup 2016: Flash technology outliers

  Flash storage doesn’t just come in traditional drive format and PCIe card. There are significant outliers in the market that make use of custom flash modules, flash/Dimm and QLC  Continue Reading

• Virtualisation and the cloud aid disaster recovery in Spain

  As virtualisation and cloud services take hold, Spanish organisations can take advantage of less costly and more flexible responses to the threat of unplanned outages  Continue Reading

• Virtualisation rolls on, but still less than 50% of workloads are virtualised

  Survey finds server virtualisation is top way to upgrade datacentres, while public and private cloud storage gains serious momentum  Continue Reading

• Hybrid flash array roundup 2016: The Big Six

  Will 2015 be remembered as the last big year of hybrid flash storage? The Big Six offer hybrid flash, mostly based on HDD-era designs, and innovation has slowed as all-flash rises  Continue Reading

• All-flash storage roundup 2016: The startups

  Computer Weekly surveys the startups and specialists in the all-flash array space and find a market in which advanced storage features are becoming the norm, while suppliers battle down to $1/GB  Continue Reading

• Cloud storage appliances: What they are and who provides them

  We look at the cloud storage appliance market – everything from local gateway presentation of the cloud, via hybrid cloud, to the new generation of cloud-resident appliances  Continue Reading

• NAS vs object: Which one for large volumes of unstructured data?

  Both NAS and object storage offer highly scalable file storage for large volumes of unstructured data, but which is right for your environment?  Continue Reading

• Thai firm chooses flash storage to speed up supply chain

  Thailand-based SiS Distribution has adopted flash storage technology to improve internal processes and customer services  Continue Reading

• The state of all-flash versus hybrid storage in Australia and New Zealand

  Magnetic disk drives are yesterday’s technology. Soon all servers will be based on all-flash arrays – or will they?  Continue Reading

• Disaster recovery planning: Where virtualisation can help

  The disaster recovery planning process is not fundamentally technology-centric, so when can virtualisation make it quicker and easier to restore services after an unplanned outage?  Continue Reading

• Snapshots: Hypervisor vs Array

  Snapshots are a valuable part of the data protection toolkit, but where is it best to run them from – the hypervisor or the storage array? We look at the pros and cons  Continue Reading

• Virtualisation and disaster recovery: DR features in Hyper-V

  We run the rule over the key functionality in Microsoft Hyper-V that can help with disaster recovery, including backup, migration, high availability and replication  Continue Reading

• Virtualisation and disaster recovery: DR features in VMware

  The key areas of functionality in VMware that can help with disaster recovery – including VMware backup, migration, high availability and replication  Continue Reading

• Big data poses storage challenges in Australia and New Zealand

  Big data is like digging for gold, except you must keep every single rock. Computer Weekly unearths some of the main challenges facing those mining data  Continue Reading

• Russian organisations have confidence in virtual backup

  Russian organisations are content with the options available to them for backing up virtual servers  Continue Reading

• The truth about virtualisation and disaster recovery

  The fundamentals of disaster recovery are well-established. But there is uncertainty, and even false claims from suppliers, about how the rise of virtualisation affects DR  Continue Reading

• Virtualisation and storage: Five ways to do it better

  Server and desktop virtualisation bring many savings, but you have to work smart to ensure storage performs efficiently. We survey the top five pitfalls and how to avoid them  Continue Reading

• Demand for all-flash storage to accelerate in Australia and New Zealand

  Demand for all-flash storage will increase in ANZ, as a result of lower prices and greater capacities.  Continue Reading

• Automation and acceleration the Asian aspiration

  Storage infrastructures within Asean organisations are changing to support technologies designed to speed up, automate and centralize.  Continue Reading