PC.net

.efu

File Type Generic IconEncryptafile Public Key File
File Format Proprietary (XenoSystems)
Usage Open manually; may be referenced by an application
Popularity ★ ★ ☆ ☆ ☆  Uncommon
Description

Public Key used to authenticate an encrypted Encryptafile (.EFL) file; contains a hexadecimal representation of the public key; made available to the public and used along with the Private Key (.EFR) file to verify a digitally signed file.

The length of a public key file must be greater than or equal to 16 bits, and less than or equal to 7128 bits.

Open With
Windows

IconXenoSystems Encryptafile

Updated 2007
Information from the PC File Extensions Reference
https://pc.net/extensions/file/efu
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