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Fedora 45 to Phase Out In-Kernel Crypto Userspace API

In line with the upstream Linux kernel's changes, Fedora 45 plans to phase out the AF_ALG interface, affecting user-space interactions with the crypto API.

Editorial StaffJuly 24, 20261 MIN READ
Fedora 45 to Phase Out In-Kernel Crypto Userspace API

Fedora 45 is preparing to implement significant changes regarding the in-kernel crypto userspace API. This move aligns with the upstream Linux kernel's deprecation of the AF_ALG interface, which is set to occur in version 7.2.

The decision to phase out this interface is part of a broader effort to enhance security and restrict how user-space programs can interact directly with the kernel's crypto API.

As Fedora 45 progresses, users and developers will need to adapt to these changes, which may impact existing applications that rely on the deprecated interface.