All large law firms have general knowledge about it. There's an active market targeting lawyers with "secure communication solutions." But clients hate secure

All large law firms have general knowledge about it. There's an active market targeting lawyers with "secure communication solutions." But clients hate secure messaging, unless they're in a job that pays them to care about security. I've had clients voluntarily facebook, SMS, or email. I've had one client in about twenty years send me an encrypted email.