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keyctl_invalidate(3) — Linux manual page

KEYCTL_INVALIDATE(3)    Linux Key Management CallsKEYCTL_INVALIDATE(3)

NAME        top

       keyctl_invalidate - invalidate a key

SYNOPSIS        top

#include <keyutils.h>long keyctl_invalidate(key_serial_tkey);

DESCRIPTION        top

keyctl_invalidate() invalidates akey.  The key is scheduled for       immediate removal from all the keyrings that point to it, after       which it will be deleted.  The key will be ignored by all searches       once this function is called even if it is not yet fully dealt       with.       The caller must havesearchpermission on a key to be able to       invalidate it.

RETURN VALUE        top

       On successkeyctl_invalidate() returns0.  On error, the value-1       will be returned anderrno will have been set to an appropriate       error.

ERRORS        top

ENOKEYThe key specified is invalid.EKEYEXPIRED              The key specified has expired.EKEYREVOKED              The key specified had been revoked.EACCESThe key exists, but is notsearchableby the calling              process.

LINKING        top

       This is a library function that can be found inlibkeyutils.  When       linking,-lkeyutilsshould be specified to the linker.

SEE ALSO        top

keyctl(1),add_key(2),keyctl(2),request_key(2),keyctl(3),keyrings(7),keyutils(7)

COLOPHON        top

       This page is part of thekeyutils (key management utilities)       project.  Information about the project can be found at [unknown       -- if you know, please contact man-pages@man7.org] If you have a       bug report for this manual page, send it to       keyrings@linux-nfs.org.  This page was obtained from the project's       upstream Git repository       ⟨http://git.kernel.org/pub/scm/linux/kernel/git/dhowells/keyutils.git⟩       on 2025-08-11.  (At that time, the date of the most recent commit       that was found in the repository was 2023-03-20.)  If you discover       any rendering problems in this HTML version of the page, or you       believe there is a better or more up-to-date source for the page,       or you have corrections or improvements to the information in this       COLOPHON (which isnot part of the original manual page), send a       mail to man-pages@man7.orgLinux                          29 Aug 2013KEYCTL_INVALIDATE(3)

Pages that refer to this page:KEYCTL_INVALIDATE(2const), keyctl(3)

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