Format

Internet Calendar and Scheduling format

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Summary

Name

Internet Calendar and Scheduling format

Identifiers

PUID: fmt/388
MIME: text/calendar

Format type

Text (Structured)

Description

This is an outline record only, and requires further details, research or authentication to provide information that will enable users to further understand the format and to assess digital preservation risks associated with it if appropriate. If you are able to help by supplying any additional information concerning this entry, please return to the main PRONOM page and select ‘Add an Entry’.

Format encoding

Text

Note

Specifications available at : http://tools.ietf.org/html/rfc5545

File extensions

ics

Submitted by

Digital Preservation Department / The National Archives

Internal signatures

Internet Calendar and Scheduling format

Description: Header ASCII: BEGIN:VCALENDAR, followed at undefined point by VERSION:2.0 (version 1.0 signifies Vcalendar format, version 2.0 signifies Internet Calendaring and Scheduling format). Footer sequence ASCII: END:VCALENDAR
Provenance: Ongoing DROID research

Byte sequences

Min Frag Length: Absolute from BOF
Offset: 0
Max offset: None
Byte Sequence: 424547494E3A5643414C454E444152*56455253494F4E{0-2}3A322E30
Endianness: None

Min Frag Length: Absolute from EOF
Offset: 0
Max offset: 4
Byte Sequence: 454E443A5643414C454E444152
Endianness: None

Changelog

V55

Release date

4 January 2012
- Added format
  
  Internet Calendar and Scheduling format: Outline entry added.
- Added signature
  
  Internet Calendar and Scheduling format: Signature developed through PRONOM Research.