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-rw-r--r--man/man1/pem2openpgp.110
1 files changed, 9 insertions, 1 deletions
diff --git a/man/man1/pem2openpgp.1 b/man/man1/pem2openpgp.1
index 45fd1ee..5622bd7 100644
--- a/man/man1/pem2openpgp.1
+++ b/man/man1/pem2openpgp.1
@@ -29,11 +29,19 @@ The following environment variables influence the behavior of
.ti 3
\fBPEM2OPENPGP_TIMESTAMP\fP controls the timestamp (measured in
seconds since the UNIX epoch) indicated as the creation time (a.k.a
-"not valid before") of the generated certificate. By default,
+"not valid before") of the generated certificate (self-signature) and
+the key itself. By default,
.Nm
uses the current time.
.Pp
.ti 3
+\fBPEM2OPENPGP_KEY_TIMESTAMP\fP controls the timestamp (measured in
+seconds since the UNIX epoch) indicated as the creation time of just
+the key itself (not the self-signature). By default,
+.Nm
+uses the value from PEM2OPENPGP_TIMESTAMP.
+.Pp
+.ti 3
\fBPEM2OPENPGP_USAGE_FLAGS\fP should contain a comma-separated list of
valid OpenPGP usage flags (see section 5.2.3.21 of RFC 4880 for what
these mean). The available choices are: certify, sign, encrypt_comms,