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-rw-r--r--fetchmail.man8
1 files changed, 7 insertions, 1 deletions
diff --git a/fetchmail.man b/fetchmail.man
index 5b794fb5..53d50d63 100644
--- a/fetchmail.man
+++ b/fetchmail.man
@@ -451,6 +451,12 @@ If you are using POP3, and the server issues a one-time-password
challenge conforming to RFC1938, \fIfetchmail\fR will use your
password as a pass phrase to generate the required response. This
avoids sending secrets over the net unencrypted.
+.PP
+Compuserve's RPA authentication (similar to APOP) is supported. If
+you are using POP3, and the RPA code has been compiled into your
+binary, and you query a server in the Compuserve csi.com domain,
+\fIfetchmail\fR will try to perform an RPA pass-phrase authentication
+instead of sending over the password en clair.
.SH DAEMON MODE
The
@@ -1371,7 +1377,7 @@ The RFC822 parser used in multidrop mode chokes on some @-addresses that
are technically legal but bizarre. Strange uses of quoting and
embedded comments are likely to confuse it.
.PP
-Use of any of the supported protocols other than POP3 with OTP, APOP,
+Use of any of the supported protocols other than POP3 with OTP or RPA, APOP,
KPOP, IMAP-K4, or ETRN requires that the program send unencrypted
passwords over the TCP/IP connection to the mailserver. This creates
a risk that name/password pairs might be snaffled with a packet