A shadowsocks client for Android
Multi-platform transparent client-side encryption for your cloud files
Next Generation of ShadowsocksX
CLI wrapper around aws-encryption-sdk-python
WinSCP is a free SFTP, SCP, S3, WebDAV, and FTP client for Windows.
Add digital signatures to PDF documents - GUI and CLI, cross-platform
Professional password generator and manager with full Unicode support
GnuPG 2.2, 2.3 and 2.4 distributions for OS X / macOS
Free GUI replacement for Java command-line utilities keytool/jarsigner
Implementation of the EDIINT AS2 protocol (RFC 4130)
Digital Signature & eSigning software. Bulk PDF signing. Sign all Page
FIDO® Certified StrongKey FIDO Server (SKFS)
For full, incremental, compressed and encrypted backups or archives
cross-platform, encryption application
AS4 Solution for ENTSOG, e-SENS, ebMS, PEPPOL, ICS2, BDEW
Single Linux or Windows binary for secure text encryption
A cross-platform crypto-steganography toolkit
UFONet - Denial of Service Toolkit