InfoSecBulletin Cybersecurity for mankind

The National Institute of Standards and Technology (NIST) has shared advice on switching to post-quantum cryptography. This helps federal agencies and tech companies find a better way to secure against quantum threats. Published October 27, 2026, the final report points out weak cryptographic standards, their new versions, and the schedules …

Cyberattacks are rising around the world, including ransomware, malware, data leaks, and hacked websites. These events show how complex and widespread today’s threats are. Daily Security Update is a short, regular report that keeps people and organizations updated on the latest in cybersecurity. It shares timely information on new threats, …

Rapid7 researchers found 17 security flaws in Zimbra Collaboration Suite (ZCS) that mess up authentication, mailbox isolation, and host privileges. These issues let attackers take over user sessions through cross-site scripting, read any mailbox, and gain root access. Admins need to install the latest Zimbra patch updates right away and …