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4 November 2025

Government faces questions about why US AWS outage disrupted UK tax office and banking firms

This article is part of the Computer Weekly issue of 4 November 2025

Questions form around why an outage originating in a US-based cloud region belonging to Amazon Web Services caused service disruption to UK banking giants and HM Revenue and Customs. Caroline Donnelly reports

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Features in this issue

Government faces questions about why US AWS outage disrupted UK tax office and banking firms
by Caroline Donnelly
The government is facing questions about why a multi-hour outage originating in a US-based cloud region belonging to Amazon Web Services caused service disruption to UK banking giants and HM Revenue and Customs
Interview: Wayne Barlow, head of terminal products, Bloomberg
by Karl Flinders
Techie turned business leader Wayne Barlow heads up the development of Bloomberg’s customer-touching terminal software
Windows 10: Microsoft Extended Support Upgrade programme explained
by Timon Watson
Gartner explains how IT leaders can manage their migration from Windows 10 to Windows 11 using the Microsoft ESU programme

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Government faces questions about why US AWS outage disrupted UK tax office and banking firms

Features in this issue

Government faces questions about why US AWS outage disrupted UK tax office and banking firms

Interview: Wayne Barlow, head of terminal products, Bloomberg

Windows 10: Microsoft Extended Support Upgrade programme explained