From Slammin' Tech Software:
AE-STED v2.187 is a cutting edge encryption software with over 17 improvements from v2.0. The sender sets how many chances a receiver has to decrypt the messages or files before it is erased. This stops anyone from hacking or decrypting your messages or files once they are erased. AE-STED v2.187 remembers each erased message. AE-STED v2.187 is designed for the best Internet, home, and work-related protection of your important files and messages. Thousands of trillions of encryption patterns per word and user friendly.