Alerts
This page shows all of our alerts, select a category to see a relevant headline. Click on one to read the full alert.
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Critical security issue affecting PHP
SW2026/435
The National Cyber Security Centre (NCSC) is encouraging UK organisations to ensure systems running PHP are updated. On Wednesday, 21 October 2026 the PHP Foundation released fixes to […]
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Cyber Security Team Autumn 2026 newsletter
SW2026/418
Recent incidents have highlighted aviation’s reliance on digital systems. An August cyber security incident affected customer information linked to several aviation services. Operational systems and aviation safety and […]
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Update Citrix NetScaler systems
SW2026/409
The National Cyber Security Centre (NCSC) is urging organisations to apply mitigations for vulnerabilities affecting Citrix NetScaler ADC and Citrix NetScaler Gateway. Citrix has published a security bulletin […]
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CAP3254 – Safety and Security of Cloud Computing has been updated. The second edition incorporates feedback received from industry and stakeholders following publication of the first edition in […]
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NCSC guidance on internet-exposed systems
SW2026/394
This email launches the new SkyWise Cyber Security category and highlights new guidance from the National Cyber Security Centre (NCSC) on the risks associated with internet-exposed systems and […]
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The new Civil Aviation Authority website
SW2026/208
On 9 June, we launched a new UK Civil Aviation Authority (CAA) website. This marks the first step in a wider programme to improve how we support and […]