Sending Classified Information through the U.S. Postal Service (USPS)

At this time, due to the USPS waiving the signature requirement for Express Mail, registered mail is the only authorized way to send collateral secret and below information through the U.S. postal service. Do not send any classified material without first ensuring the package will be delivered with the required signature. If using a commercial … Continue reading Sending Classified Information through the U.S. Postal Service (USPS)