Well if you google for SMIME adoption numbers, you mostly find articles about why exactly SMIME is dead. I would guess it hasn't solved the issue. Our approach

Well if you google for SMIME adoption numbers, you mostly find articles about why exactly SMIME is dead. I would guess it hasn't solved the issue. Our approach is to make it impossible to send a message that is not secure (signed and encrypted). We also have a decentralized registry of encryption keys.