Encryption
The Tor Project has eliminated the outdated SHA-1 encryption from its relay system, replacing it with a more robust authentication method. This update aims to enhance privacy and security for millions of users worldwide. The change strengthens the network's resilience against potential attacks.
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The Gunra ransomware group, active since April 2025, targets both Windows and Linux systems worldwide through platform-specific malware variants. While the Windows version employs secure encryption, the Linux variant suffers from critical weaknesses that allow brute-force decryption. Organizations in regions like South Korea have reported infections, highlighting the group's expanding operations.