Cyber security roundup: March 2026 | SCG SW
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Cyber security roundup: March 2026

This month’s roundup includes actions to take following a Companies House breach, the full scope of the 2024 TfL hack, details on the elevated threat in light of the Middle East conflict and a warning on an SD-WAN exploitation.

Millions of businesses urged to check Companies House data following breach

This article urges all businesses to check their Companies House entry for unauthorised changes and be alert for identify fraud risks following a data breach.

2024 TfL hack exposed around 10 million records

This BBC article reveals the full scope of the 2024 Transport for London data breach.

NCSC highlights elevated online threat in light of Middle East conflict

The National Cyber Security Centre is calling on all UK organisations with links to the region to review and adjust their cyber security posture.

NCSC issues urgent warning on Cisco Catalyst SD‑WAN exploitation

This flaw allows cyber attackers to gain trusted access that can be used to maintain persistent control over network configuration and connectivity.

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