Unknown object in stream 21

We have received recently an email from one of our customers that have encountered an exception with message “Unknown object in stream 21“. The scenario when this exception occurred was: she tried to encrypt with an ASCII armored public key received from a partner with different operating system. The reason for the above exception was […]

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Sign files for PGP 6.5 and below

The default methods for OpenPGP signing and one pass sign and encrypt provided byDidiSoft OpenPGP Library for Java and OpenPGP Library for  .NET produce version 4 OpenPGP digital signatures (for more information, please refer to the OpenPGP specification RFC 4880 ). Unfortunately PGP version 6.5 and below recognize only version 3 digital signatures. In order […]

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