OS Manuals

/usr/bin/tpm2_changeauth

Command-line tools for TPM 2.0 built on tpm2-tss, providing the tpm2 multi-call binary and the tpm2_* tool symlinks

From tpm2-tools 5.8-r0 (enterprise-packages), captured 2026-11-09 by running tpm2_changeauth --help (exit 0). permalink

Usage: tpm2_changeauth [<options>] <arguments>
Where <options> are:
    [ -p | --object-auth=<value>] [ -c | --object-context=<value>] [ -C | --parent-context=<value>] [ -r | --private=<value>]
    [ --cphash=<value>] [ --rphash=<value>] [ -S | --session=<value>] [ -R | --autoflush]

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.