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-rw-r--r--docs/Chapter4/Security.rst27
1 files changed, 16 insertions, 11 deletions
diff --git a/docs/Chapter4/Security.rst b/docs/Chapter4/Security.rst
index 114772b..f075d65 100644
--- a/docs/Chapter4/Security.rst
+++ b/docs/Chapter4/Security.rst
@@ -314,11 +314,13 @@ Identity and Access Management Requirements
:id: R-81147
:target: VNF
:keyword: MUST
+ :updated: casablanca
- The VNF **MUST** have greater restrictions for access and
- execution, such as up to 3 factors of authentication and restricted
- authorization, for commands affecting network services, such as
- commands relating to VNFs.
+ The VNF **MUST** support strong authentication, also known as
+ multifactor authentication, on all protected interfaces exposed by the
+ VNF for use by human users. Strong authentication uses at least two of the
+ three different types of authentication factors in order to prove the
+ claimed identity of a user.
.. req::
:id: R-39562
@@ -552,9 +554,11 @@ Security Analytics Requirements
:id: R-22367
:target: VNF
:keyword: MUST
+ :updated: casablanca
- The VNF **MUST** support detection of malformed packets due to
- software misconfiguration or software vulnerability.
+ The VNF **MUST** support detection of malformed packets due to software
+ misconfiguration or software vulnerability, and generate an error to the
+ syslog console facility.
.. req::
:id: R-73223
@@ -570,11 +574,11 @@ Security Analytics Requirements
.. req::
:id: R-58370
:target: VNF
- :keyword: MUST
+ :keyword: SHOULD
:updated: casablanca
- The VNF **MUST** operate with anti-virus software which produces
- alarms every time a virus is detected.
+ The VNF **SHOULD** operate with anti-virus software which produces alarms
+ every time a virus is detected.
.. req::
:id: R-56920
@@ -813,9 +817,10 @@ Security Analytics Requirements
:id: R-54816
:target: VNF
:keyword: MUST
+ :updated: casablanca
- The VNF **MUST** support the storage of security audit logs
- for agreed period of time for forensic analysis.
+ The VNF **MUST** support the storage of security audit logs for a
+ configurable period of time.
.. req::
:id: R-84160