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Network Working Group P. Riikonen
Internet-Draft
-draft-riikonen-presence-attrs-00.txt 15 May 2002
-Expires: 15 November 2002
+draft-riikonen-presence-attrs-00.txt XXX
+Expires: XXX
.in 3
2 ATTRIBUTE_SERVICE
This attribute indicates a service in the Internet that the user
- is currently using or has logged in. The value of this attribute
- is as follows:
+ is currently using or has logged in. It also shows when the user
+ started using the service, and how long user has been idle in the
+ service. The value of this attribute is as follows:
Length Type Value
4 bytes integer Service Port (IANA specified)
0x01 (true) it means the user is online
in the service. Set to 0x00 (false) when
out of reach.
+ variable string Signon date and time, UTC date, format as
+ in ISO 8601
+ 4 bytes integer Idle time
3 ATTRIBUTE_STATUS_MOOD
user's public key, and it MUST be present if also the
ATTRIBUTE_USER_DIGITAL_SIGNATURE is present. Note that the
recipient of this attribute SHOULD verify the public key from
- a third party, for example from Certification Authority.
+ a third party, for example from Certification Authority. If
+ there are more than one ATTRIBUTE_USER_PUBLIC_KEY attributes set
+ and ATTRIBUTE_USER_DIGITAL_SIGNATURE is also set, the digital
+ signature SHOULD be verifiable with the first set public key.
Length Type Value
variable string Public key/certificate type
key or CA certificate and MUST be present if the attribute
ATTRIBUTE_SERVER_DIGITAL_SIGNATURE is also present. The format
for this attribute is identical to the ATTRIBUTE_USER_PUBLIC_KEY
- attribute.
+ attribute. If there are more than one ATTRIBUTE_SERVER_PUBLIC_KEY
+ attributes set and ATTRIBUTE_SERVER_DIGITAL_SIGNATURE is also set,
+ the digital signature SHOULD be verifiable with the first set public
+ key.
14 ATTRIBUTE_USER_DIGITAL_SIGNATURE
The procedure producing the signature and encoding it are done
in the manner defined in their respective definitions, see the
- provided references.
+ provided references. Also the hash function used with the
+ signature procedure is defined by the public key/certificate type.
15 ATTRIBUTE_SERVER_DIGITAL_SIGNATURE
EMail: priikone@iki.fi
-This Internet-Draft expires 15 November 2002
+This Internet-Draft expires XXX