diff options
| -rw-r--r-- | share/man/man4/ipsec.4 | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/share/man/man4/ipsec.4 b/share/man/man4/ipsec.4 index 6eb27491036..4365c0d3d88 100644 --- a/share/man/man4/ipsec.4 +++ b/share/man/man4/ipsec.4 @@ -1,4 +1,4 @@ -.\" $OpenBSD: ipsec.4,v 1.53 2003/03/20 07:26:33 jmc Exp $ +.\" $OpenBSD: ipsec.4,v 1.54 2003/03/22 08:55:01 david Exp $ .\" .\" Copyright 1997 Niels Provos <provos@physnet.uni-hamburg.de> .\" All rights reserved. @@ -74,22 +74,22 @@ datagrams. There are four main security properties provided by .Tn IPsec : .Bl -inset -offset indent -.It Confidentiality +.It Confidentiality - Ensure it is hard for anyone but the receiver to understand what data has been communicated. For example, ensuring the secrecy of passwords when logging into a remote machine over the Internet. -.It Integrity +.It Integrity - Guarantee that the data does not get changed in transit. If you are on a line carrying invoicing data you probably want to know that the amounts and account numbers are correct and have not been modified by a third party. -.It Authenticity +.It Authenticity - Sign your data so that others can see that it is really you that sent it. It is clearly nice to know that documents are not forged. -.It Replay protection +.It Replay protection - We need ways to ensure a datagram is processed only once, regardless of how many times it is received. I.e. it should not be possible for an attacker |