CONFIDENTIAL

DATE: 24 Feb 1960
FROM: C/CS

TO: Chief, CO/CO
Director of Security
Director of Personnel

FROM: Chief, Communications Security Staff

SUBJECT: Revocation of Cryptographic Clearance: William P. Burke

1. The cryptographic clearance held by Subject has been revoked under the provisions of CIA Regulation 90-500. Revocation is effective 9 Feb 60.

2. Subject is not authorized to have continued custody of, access to, or otherwise gain further knowledge of staff cryptographic material or information. Subject has been informed of this revocation, has been debriefed concerning cryptographic and related communications security matters, and has signed a Debriefing Statement acknowledging continuing responsibility for the protection of all cryptographic information obtained during the tenure of his cryptographic clearance.

FOR THE CHIEF, COMMUNICATIONS:

[Signature]
Chief, Protective Branch

Distribution:
1 - CO/CO Office (Debriefing Statement Attached)
1 - Security Office
1 - Personnel Office (Wing 1-A Curie Hall)
1 - CO/S/PROF File

CONFIDENTIAL

FORM 1597B 9-58