Category "public-key-encryption"

Can't use PHPMailer to sign with S/MIME, getting "Signing Error: "

I'm using phpmailer to try to send signed emails (S/MIME). I used this excellent tutorial by John Dalesandro to create a Self-Signed S/MIME Certificate and pack

Getting invalidCiphertextException: null when decrypting data which was encrypted with kms public key

I am building a POC based on asymmetric encryption where the public key from KMS will be downloaded and used on the client side to encrypt sensitive data and on

Opening encrypted emails with c#

I'm working in Visual Studio 2012 to build a relatively simple add-in for Outlook 2010. Machines are Win 7 Enterprise 32 and 64. The purpose of the add-in is