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Data Breach Threat Intelligence

3 briefings0 vulnerability reports

Data breaches expose sensitive personal, financial, or corporate information, often resulting from exploited vulnerabilities, stolen credentials, or insider actions. defend.network monitors disclosed breaches, tracking the scale of impact, attack methods used, and industries affected to help security teams assess their exposure and adjust defenses.

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Threat Briefings

2026-05-21

GitHub breach, SonicWall VPN MFA bypass, Drupal critical flaw demand patching

GitHub suffered breach of 3,800+ internal repos via TeamPCP. Microsoft disrupted malware-signing operation. SonicWall VPN and Drupal require urgent patching.

2026-03-30

FBI Director email breached; Citrix & F5 zero-days exploited

FBI Director's email breached by Iran-linked hackers; critical Citrix and F5 vulnerabilities under active exploitation; wiper attacks target Stryker; nation-state exploit kits leaked publicly.

2026-03-29

Iran breaches FBI Director email; Citrix & F5 zero-days unpatched

Iran-linked actors breached FBI Director Kash Patel's email and launched wiper attacks on Stryker. Critical Citrix and F5 vulnerabilities under active exploitation with no patches available.

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