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## 8 Trust Values

Trust values are used to indicate ownertrust and validity of keys and user IDs. They are displayed with letters or strings:

-
unknown

  No ownertrust assigned / not yet calculated.

e
expired

  Trust calculation has failed; probably due to an expired key.

q
undefined, undef

  Not enough information for calculation.

n
never

  Never trust this key.

m
marginal

  Marginally trusted.

f
full

  Fully trusted.

u
ultimate

  Ultimately trusted.

r
revoked

  For validity only: the key or the user ID has been revoked.

?
err

  The program encountered an unknown trust value.