COMSEC POLICIES AND PROCEDURES Exam 4 Study
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| 1 | The COMSEC Material Control System (CMCS) is a tiered
system consisting of how many tiers? | *4 (0, 1, 2, 3)* |
| 2 | Which tier serves as the primary interface between NSA
and the COMSEC accounts? | *Tier 1* |
| 3 | What is the only organization authorized to register new
COMSEC accounts for the U.S. Navy? | *CMS (COMSEC Material
Systems) / DCMS* |
| 4 | Who is the only person that can sign the appointment
letter for the primary COMSEC Manager? | *Commanding
Officer (CO)* |
| 5 | An Alternate COMSEC Manager appointment letter must
be signed within how many days of assuming duties? | *60
days* |
| 6 | How often must the Local Element Access List (LEAL) be
reviewed and re-certified? | *Annually* |
| 7 | Interim Secret clearances are acceptable for access to
SECRET keying material marked CRYPTO. | *True* |
,| 8 | What is the minimum number of people required to
change a safe combination containing COMSEC material? | *2
cleared and access-listed persons* |
| 9 | OF-89 (Maintenance Record for Security Containers) must
be posted where? | *Inside the top drawer or on the inside of
the door* |
| 10| How long must SF-153 COMSEC Material Reports be
retained locally? | *2 years* |
| 11| A semi-annual inventory report (SAIR) is due NLT what
dates? | *15 January and 15 July* |
| 12| A change-of-custodian inventory must be completed
within how many days of the new manager taking over? | *30
days before or 30 days after* |
| 13| What type of report is submitted when COMSEC material
is discovered missing? | *Initial Discovery Report (IDR)* |
| 14| Who is the ONLY authority that can close a COMSEC
incident for Navy accounts? | *Originating Reporting Custodian
(ORC)* |
| 15| Failure to maintain Two-Person Integrity on TOP SECRET
key is what type of incident? | *Physical Incident* |
| 16| Overdue destruction of superseded key is reported as
what type of incident? | *Cryptographic Incident* |
, | 17| Practicing poor COMSEC habits (e.g., discussing key short
titles in an unsecure area) is classified as? | *Practice
Dangerous to Security (PDS)* |
| 18| What is the maximum time superseded traditional key
may remain in the safe after the new edition becomes
effective? | *12 hours* |
| 19| Reserve-on-hand key must be stored how? | *Separated
from effective key* |
| 20| How many short titles maximum per canary/destruction
bag? | *25* |
| 21| What is the only approved method to destroy paper key
marked CRYPTO? | *NSA-approved cross-cut shredder,
incineration, or pulverizer* |
| 22| Electronic key in a SKL becomes accountable under what
AL code once loaded? | *AL 6* |
| 23| Unkeyed SKLs are accountable as what? | *Controlled
Cryptographic Item (CCI)* |
| 24| Who approves waivers to COMSEC policy for the Navy? |
*Director, COMSEC Material Systems (DCMS)* |
| 25| Emergency Protection Plans for COMSEC material are the
responsibility of whom? | *COMSEC Manager* |
Guide Questions with 100% Correct Answers Latest
Versions 2025 Top Rated
| 1 | The COMSEC Material Control System (CMCS) is a tiered
system consisting of how many tiers? | *4 (0, 1, 2, 3)* |
| 2 | Which tier serves as the primary interface between NSA
and the COMSEC accounts? | *Tier 1* |
| 3 | What is the only organization authorized to register new
COMSEC accounts for the U.S. Navy? | *CMS (COMSEC Material
Systems) / DCMS* |
| 4 | Who is the only person that can sign the appointment
letter for the primary COMSEC Manager? | *Commanding
Officer (CO)* |
| 5 | An Alternate COMSEC Manager appointment letter must
be signed within how many days of assuming duties? | *60
days* |
| 6 | How often must the Local Element Access List (LEAL) be
reviewed and re-certified? | *Annually* |
| 7 | Interim Secret clearances are acceptable for access to
SECRET keying material marked CRYPTO. | *True* |
,| 8 | What is the minimum number of people required to
change a safe combination containing COMSEC material? | *2
cleared and access-listed persons* |
| 9 | OF-89 (Maintenance Record for Security Containers) must
be posted where? | *Inside the top drawer or on the inside of
the door* |
| 10| How long must SF-153 COMSEC Material Reports be
retained locally? | *2 years* |
| 11| A semi-annual inventory report (SAIR) is due NLT what
dates? | *15 January and 15 July* |
| 12| A change-of-custodian inventory must be completed
within how many days of the new manager taking over? | *30
days before or 30 days after* |
| 13| What type of report is submitted when COMSEC material
is discovered missing? | *Initial Discovery Report (IDR)* |
| 14| Who is the ONLY authority that can close a COMSEC
incident for Navy accounts? | *Originating Reporting Custodian
(ORC)* |
| 15| Failure to maintain Two-Person Integrity on TOP SECRET
key is what type of incident? | *Physical Incident* |
| 16| Overdue destruction of superseded key is reported as
what type of incident? | *Cryptographic Incident* |
, | 17| Practicing poor COMSEC habits (e.g., discussing key short
titles in an unsecure area) is classified as? | *Practice
Dangerous to Security (PDS)* |
| 18| What is the maximum time superseded traditional key
may remain in the safe after the new edition becomes
effective? | *12 hours* |
| 19| Reserve-on-hand key must be stored how? | *Separated
from effective key* |
| 20| How many short titles maximum per canary/destruction
bag? | *25* |
| 21| What is the only approved method to destroy paper key
marked CRYPTO? | *NSA-approved cross-cut shredder,
incineration, or pulverizer* |
| 22| Electronic key in a SKL becomes accountable under what
AL code once loaded? | *AL 6* |
| 23| Unkeyed SKLs are accountable as what? | *Controlled
Cryptographic Item (CCI)* |
| 24| Who approves waivers to COMSEC policy for the Navy? |
*Director, COMSEC Material Systems (DCMS)* |
| 25| Emergency Protection Plans for COMSEC material are the
responsibility of whom? | *COMSEC Manager* |
