OpenSSL 4.1 Released with DTLS 1.3 Support, Crypto Optimizations

OpenSSL 4.1 Released with DTLS 1.3 Support, Crypto Optimizations

October 23, 2026
OpenSSL 4.1 adds DTLS 1.3 and GREASE support, improves post-quantum cryptographic performance, and introduces new APIs and encryption optimizations.
Tails 7.15.1 Privacy-Focused Linux Distro Released as Emergency Security Update

Tails 7.15.1 Privacy-Focused Linux Distro Released as Emergency Security Update

October 23, 2026
Tails 7.15.1 addresses compromised CA certificates that could allow attackers to impersonate HTTPS websites through malicious Tor exit nodes.
LibreSSL 4.4 Released with Post-Quantum TLS Improvements, Security Fixes

LibreSSL 4.4 Released with Post-Quantum TLS Improvements, Security Fixes

October 23, 2026
LibreSSL 4.4 improves TLS 1.3 security with hybrid key exchange, addresses OCSP vulnerabilities, and fixes handshake issues.
Calibre 9.17 E-Book Manager Adds JPEG XL Support, Speeds Up Conversions

Calibre 9.17 E-Book Manager Adds JPEG XL Support, Speeds Up Conversions

October 23, 2026
Calibre 9.17 adds JPEG XL support, speeds up MOBI and AZW3 conversions, and fixes PDF and EPUB issues introduced in the previous release.

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