Kryptel produces not just an “encrypted file”; its files are containers that may contain thousands of files and folders.

Website: http://www.kryptel.com
Download: KryptelEnt.8.2.5-nonfree.exe
***** START LICENSE RECORD *****
LlYQoRwAOgAAAAAAAAAAAAAAAA0AQ09N
UFVURVIgQklMRAAAAgAB//zGi6aEQdzK
1tT3zWJ14zzEXDA0ooekEi2eFTzPNz/8
3LHY2VwxbSg=
****** END LICENSE RECORD ******
Kryptel implements the latest NIST-approved Advanced Encryption Standard; several more well-reputed ciphers are also available for advanced users.

Kryptel can also work in FIPS 140-2 compliant mode, using FIPS-validated CryptoAPI encryption engine.