April 2024
Requirements
Protected A
Protected B
Secret
Security Classification Marking
Protected A
“Protected A” on all pages
Protected B
“Protected B” on all pages
Secret
“Secret” on all pages
Electronic Storage
Protected A
- Protected network common or shared drive
- Workstations or laptops (with full disk encryption)
- Portable media devices, stored in locked filing cabinet or desk drawer
Protected B
- Protected network common or shared drive with access controls
- Workstations or laptops (with full disk encryption)
- Encrypted on portable media devices, stored in locked filing cabinet or desk drawer
Secret
- Secret Network provided by CATSA
- Secret laptop provided by CATSA
- Encrypted on portable media devices, stored in approved security container with combination dial-lock (last resort)
Electronic Transmission
Protected A
- Email, using protected network email system
- Regular landline phone
- Regular fax if recipient is aware
- Printer on protected network, or local printer
Protected B
- Email (either as a link to documents stored on protected network or using approved encryption)
- Regular landline phone for Canada/US, secure phone abroad
- Secure fax if recipient is aware
- Printer on protected network
Secret
- Do NOT use email or landline phone
- Secure phone only
- Printer on secure network in Security Zone, or dedicated local printer in Security Zone
Paper Storage
Protected A
Locked filing cabinet or desk drawer in an Operations Zone
Protected B
Security container with combination dial-lock in an Operations Zone
Secret
Security container with combination dial-lock in a Security Zone
Paper Transmission
Protected A
Envelope:
Single sealed envelope with return address and no security markings
Transport:
Reliable 3rd party priority courier (e.g. Priority Post, Purolator, FedEx, etc.)
Protected B
Envelope:
Single sealed envelope with return address and no security markings
Transport:
Reliable 3rd party priority courier (e.g. Priority Post, Purolator, FedEx, etc.)
Secret
Envelope:
Unmarked, double envelope with return address and no security markings on outside envelope; inner envelope marked “Secret” AND “To be opened by addressee only”
Transport:
- By hand
- By mail within Canada: Reliable 3rd party priority courier, (e.g., Priority Post, Purolator, FedEx, etc.) with tracking and document transmittal form to be returned upon receipt
- By mail outside Canada: Delivery by Diplomatic Security Mail Service
Destruction
Protected A
- Shredding bins emptied by certified document shredding company that securely disposes of Protected A documents
- Dahle High Capacity Shredder or equivalent
Protected B
- Shredding bins emptied by certified document shredding company that securely disposes of Protected B documents
- Dahle High Capacity Shredder or equivalent
Secret
- Shredding bins emptied by certified document shredding company that securely disposes of Secret documents and certificate of destruction once completed
- Kobra 260 HS-2 Shredder or equivalent
Notes
If a document contains the substance of a security measure made pursuant to the Aeronautics Act and is subject to the confidentiality restrictions of that Act, all pages must be marked ‘UDP’ in addition to the security classification marking.
Disclosure of some Aeronautics Act S.4.79 UDP information may require consent from the Minister of Transport and / or Transport Canada.
Secret documents may only be copied if OPI provides permission. A unique identifier is assigned and a distribution list is maintained for control purposes.
Personnel Security Clearance
Protected A
Reliability
Protected B
Reliability
Secret
Secret