keyutils ☆
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Description:
Linux key management utilities
Type: Formula  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: System utilities
Tags: linux security encryption system-utilities kernel
Install: brew install keyutils
About:
Keyutils provides a set of utilities and a kernel keyring interface for managing cryptographic keys, authentication tokens, and other sensitive data. It enables system services and users to securely store and retrieve keys, which can be leveraged for everything from NFS credential caching to encrypted filesystem management. This package is essential for leveraging the Linux kernel's built-in key retention service.
Key Features:
  • Kernel Key Retention Service Interface
  • Utilities for key management (keyctl)
  • PAM integration for session keyring
  • Library for developers (libkeyutils)
Use Cases:
  • Managing NFS Kerberos credentials securely
  • Storing disk encryption passphrases for automated unlocking
  • Caching authentication tokens for long-running services
Version History
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