Open Source Cryptography Software

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Browse free open source Cryptography software and projects below. Use the toggles on the left to filter open source Cryptography software by OS, license, language, programming language, and project status.

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  • 1
    JSignPdf
    JSignPdf is an open-source Java application that adds digital signatures to PDF documents.
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    24 Reviews
    Downloads: 870 This Week
    Last Update:
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  • 2
    FreeOTFE

    FreeOTFE

    A free "on-the-fly" transparent disk encryption program for PC & PDAs.

    An upstream source site housing the original files for this mirror is no longer available. With this software, you can create one or more "virtual disks" on your PC/PDA. These disks operate exactly like a normal disk, with the exception that anything written to one of them is transparently, and securely, encrypted before being stored on your computer's hard drive.
    7 Reviews
    Downloads: 21 This Week
    Last Update:
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  • 3
    Matlab, Maple and C/C++ applications of Linear Algebra in many domains, including curves in many dimensions, Cryptography and Chaos etc.
    Downloads: 1 This Week
    Last Update:
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  • 4
    Portable and simple program for text and files encryption (Symmetric, Asymmetric and Steganography)
    2 Reviews
    Downloads: 0 This Week
    Last Update:
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  • 5
    Quickly encrypt and decrypt your files with Petri. View encrypted text and image files containing your passwords or other sensitive information. Petri is written in Java and therefore runs on any operating system supporting the Java Runtime Environment.
    Downloads: 0 This Week
    Last Update:
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