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Addressed over 30 critical bugs, including issues with IPsec tunnel stability, OpenVPN authentication failures, and certificate renewal errors.

This version introduced support for the ChaCha20-Poly1305 cipher and mandated data cipher negotiation, improving speed on hardware without AES-NI acceleration. Pfsense 2.5.1 Download Iso

Unlike earlier announcements suggested, pfSense 2.5.1 did not require a CPU with AES-NI support, allowing it to run on a wider range of older hardware. How to Download pfSense ISOs Addressed over 30 critical bugs, including issues with