Release Notes: The SYSRQ extension now uses cryptographic authentication (SHA-1 by default). A bug where ipset was unconditionally installed has been fixed.
Release Notes: This release adds support for the new kuid_t/kgid_t types, and for Linux 3.10. xt_geoip will no longer throw a warning on empty country sets.
Release Notes: Support for Linux 3.9 was added. The iptaccount tool was miscompiled on PPC, which has been fixed.
Release Notes: Support for Linux 3.8 was added.
Release Notes: The 2.x series supports Linux kernels from 3.7 onwards. (For older kernels, use the xtables-addons 1.x series.)
Release Notes: The xt_psd module gained IPv6 support.