Industria is a collection of portable R6RS Scheme libraries for cryptography. It implements low-level algorithms like AES, RSA, DSA, ECDSA, etc and high-level protocols such as OpenPGP, Off-The-Record messaging, DNS and Secure Shell (SSH).
The current homepage is https://gitlab.com/weinholt/industria/.
Documentation:
Releases are on GitLab and Akku.scm.
Industria is available under the MIT license. See the file LICENSE.txt for details.