Traffic Analysis
What is Traffic Analysis?
The examination of network communication patterns, volumes, and metadata to identify anomalies, security threats, or intelligence without necessarily reading content.
Terms that appear alongside traffic analysis
Each of these is named in at least one of the same controls as traffic analysis. The number is how many controls name both.
- network traffic analysis 3 shared controls
- network monitoring 3 shared controls
- integrity 2 shared controls
- authorization 2 shared controls
- authentication 2 shared controls
- security operations 2 shared controls
- log retention 2 shared controls
- security operations centre soc 2 shared controls
Frameworks that govern traffic analysis
What the standards actually require on traffic analysis
Requirements naming traffic analysis across 6 standards, quoted from the control text.
X.805 Clause 8 defines 5 Threat Categories that the X.805 Security Architecture is designed to mitigate + provides a Threat-Dimension Countermeasure Matrix linking each threat to specific Dimensions.
X805-Threats-Destruction-Corruption-Removal-Disclosure-Interruption-72Cell-Matrix-Application · ITU-T X.805 5 Threat Categories - Destruction + Corruption + Removal + Disclosure + Interruption + Threat-Dimension Countermeasure Matrix + 72-Cell Matrix Application + STRIDE + MITRE ATT and CK + Network Modular Risk Assessment →UR E26 Goal 3 (Detect) requires monitoring + detection capabilities to identify cyber incidents. Logging: all CBS log security-relevant events (authentication + authorization + configuration change + privileged action + network connection + failure);
IACS-UR-E26-Detect-Logging-Monitoring-Audit-Alerting · IACS UR E26 Detect Goal - Logging + Network Monitoring + Audit Trail + Alerting + SIEM →NSS-17 + NSS-42-G require continuous monitoring + detection + incident response + recovery aligned with CSL. Logging: all CBS log security-relevant events (authentication + authorization + privileged action + configuration change + network connection + system...
IAEA-NSS17-Detect-Monitor-Logging-IR-Recovery-Exercises · IAEA NSS-17 - Detection + Monitoring + Logging + Incident Response + Recovery + Computer Security Exercises →Continuous security monitoring + 24x7 SOC operations are expected per FSA Cybersecurity Guidelines particularly for Tier 2/3 institutions. (1) SOC Operating Models: (a) Internal SOC - dedicated team + tooling;
JP-FSA-CYB-Security-Monitoring-SOC-Operations-SIEM-EDR-MDR-XDR-24x7-Detection-Alert-Triage · Japan FSA Cybersecurity Security Monitoring + SOC 24x7 Operations + SIEM + EDR + MDR + XDR + Detection + Alert Triage + Threat Hunting + Incident Response Integration + Threat Intelligence Integration + UEBA →Apply D3FEND DETECT tactic to identify malicious activity occurring within an environment through observation of digital artifacts. D3-FA File Analysis (D3-FC File Carving + D3-FCR File Content Rules + D3-FH File Hashing + D3-DA Dynamic Analysis + D3-SAA Stati...
MITRE-D3FEND-Detect-Tactic-File-Process-Network-Identifier-Message-Platform-Analysis-SIEM-EDR · MITRE D3FEND Detect Tactic + File + Process + Network + Identifier + Message + Platform Analysis + SIEM + EDR →Apply Section 6.3 network security including: network segmentation per NIST SP 800-207 Zero Trust + microsegmentation + DMZ + jump servers + bastion hosts + perimeter firewalls + host-based firewalls + IDS/IPS + DDoS protection + DNS security (DNSSEC + DoH) +...
NISTSP123-6 · Network Security and Server Communications →Questions people ask about traffic analysis
What is Traffic Analysis?
Why is Traffic Analysis important for compliance?
Which compliance frameworks address Traffic Analysis?
Where can I learn more about Traffic Analysis?
See how Traffic Analysis applies across compliance frameworks
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