A freeware program that encrypts files using the industry-standard AES cipher and produces self-extracting encrypted files, which can be safely sent over the Internet. No crypto software needs to be installed on the receiving side.

Version: 5.1A freeware program that encrypts files using the industry-standard AES cipher and produces self-extracting encrypted files, which can be safely sent over the Internet.
License: Free
Operating System: Windows
Homepage: www.kryptel.com
Developed by:
No crypto software needs to be installed on the receiving side. Supports Windows drag-and-drop; integrated file shredder included.
What's New
Version 5.1: Several major improvements in Web storage interface.
Version 5.0: Introduced complex and master keys, parcel file has been redesigned to make it resistant to backdoor injection.
Version 4.9.1: Redesigned Silver Key Wizard; support for shared GoogleDrive folders; many smaller improvements.