Share this postSecure Communications?mathewaldred.substack.comCopy linkFacebookEmailNoteOtherSecure Communications?Careless Talk Costs LivesMathew AldredJul 03, 2023∙ Paid11Share this postSecure Communications?mathewaldred.substack.comCopy linkFacebookEmailNoteOther5ShareThis post is for paid subscribersAlready a paid subscriber? Sign in