<i>Then it seems that MPs might need to start deploying and using crypto in their everyday work</i><p>All MPs official business should be a matter of open, transparent public record. Nothing they do as part of their every day work should be encrypted or private. The singular exception should be matters of national security, and even then their communications should be recorded in a secure manner with full accountability under the law if there&#x27;s any suspicion of wrongdoing (e.g. lying to parliament about another countries WMDs).<p>Public office should be public.