Technology ❯ Cybersecurity

Digital Certificates

Certificate Authorities Certificate Authority Compromise Root Certificates Compromised Private Keys Cryptography Hacking Certificate Expiration Unauthorized TLS Certificates Secure Boot Certificates TLS Certificate Authorities

Apple Tests iOS 27.2.1 as It Prepares iOS 27.3 Beta With China AI Support

Internal testing of iOS 27.2.1 points to an imminent security and bug‑fix update.

Teku and Besu Remove Compromised eMudhra Roots After Weak CA Keys Found

Attackers Hijack Three ccTLDs and Obtain Valid TLS Certificates for Google and Other Sites

Cloudflare to Become Public Certificate Authority and Offer Post‑Quantum Merkle Tree Certificates

Microsoft Sets June Rollout to Refresh Windows Secure Boot Certificates

Google Rolls Out Fix for Chromecast Outage Tied to Expired Certificate

Firefox Users Urged to Update Before Expiring Root Certificate Causes Disruptions

Google Works to Fix Outage Affecting Older Chromecast Devices