GPGTools - Use GPG Suite to encrypt, decrypt, sign and verify files or messages.
SpamTitan - Comprehensive Email Protection. 99.99% Spam Detection. Blocks phishing, viruses, malware and other email threats.
Pignus Encryption - Pignus Encryption is an encryption platform that allows users to encrypt their messages and documents.
MailCleaner - Cloud & on-premise anti spam software for businesses
DeliverySlip - DeliverySlip helps simplify, secure, and expedite the burdensome elements of online collaboration...
Vade Secure - Email security to protect against email-borne phishing, spear phishing, malware, and ransomware. Email security and management based on artificial intelligence.