Home : File Types : EFR File

.EFR File Extension

File TypeEncryptafile Private Key File

2.0 (1 Vote)
CategoryEncoded Files

What is an EFR file?

Private Key used to authenticate an encrypted Encryptafile (.EFL) file; contains a hexadecimal representation of the private key used to created the digital signature for the file.

More Information

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

Open over 300 file formats with File Viewer Plus.

Programs that open EFR files

XenoSystems Encryptafile
Updated 5/25/2009

About EFR Files

Our goal is to help you understand what a file with a *.efr suffix is and how to open it.

The Encryptafile Private Key file type, file format description, and Windows programs listed on this page have been individually researched and verified by the FileInfo team. We strive for 100% accuracy and only publish information about file formats that we have tested and validated.

If you would like to suggest any additions or updates to this page, please let us know.