Hello, wonder why MailMessage.CheckSignature is not X509Certificate2Collection and is array! Anyway, it seems to work for clear-signed email, but I’ve loaded a signed + encrypted email to see if both certificates are als…...nerds January 28, 2023, 5:43am #1 Hello,...(29.8 KB) dmitry.samodurov January 28, 2023, 6:24am #2 We have...