Details: File format summary

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Properties

Summary
Name	ZFO (Message) File
Version
Other names
Identifiers	MIME: application/vnd.software602.filler.form-xml-zip PUID: fmt/1243
Family
Classification	Aggregate
Disclosure
Description	This variant of ZFO file is container for delivered data mailbox messages provided by Česká pošta, s.p. ZFO file is a ZIP archive file (PKCS #7 Cryptographic Message File) composing of the layout structure using XML elements (envelope) and data instance encoded as Base64 (message content). The message may contain one or more attachments in the file format specified in Annex 3 to Decree No. 194/2009 Col. The whole structure is always embedded into a digital signature represented by XML elements of the XML Signature standard.
Orientation
Byte order
Related file formats	Has priority over PKCS #7 Cryptographic Message File
Technical Environment
Released
Supported until
Format Risk
Developed by	None.
Supported by	None.
Source	The National Archives of the Czech Republic / The National Archives of the Czech Republic
Source date	18 Jan 2020
Source description
Last updated	18 Jan 2020
Note	http://isds.czechpoint.cz/v20/message