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Standards & References: Implementing Proofpoint Email Security Gateway
Industry Standards
- NIST SP 800-177 Rev.1: Trustworthy Email - guidelines for email security deployment
- RFC 7208: Sender Policy Framework (SPF) for authorizing use of domains in email
- RFC 6376: DomainKeys Identified Mail (DKIM) Signatures
- RFC 7489: Domain-based Message Authentication, Reporting & Conformance (DMARC)
- CIS Controls v8 Control 9: Email and Web Browser Protections
MITRE ATT&CK References
- T1566.001: Phishing: Spearphishing Attachment
- T1566.002: Phishing: Spearphishing Link
- T1566.003: Phishing: Spearphishing via Service
- T1534: Internal Spearphishing
- T1598: Phishing for Information
- T1114.003: Email Collection: Email Forwarding Rule
Proofpoint-Specific References
- Proofpoint Email Protection (PPS): On-premises protection platform
- Proofpoint on Demand (PoD): Cloud-hosted email security service
- Proofpoint TAP (Targeted Attack Protection): Advanced threat detection
- Proofpoint TRAP (Threat Response Auto-Pull): Post-delivery remediation
- Proofpoint Nexus Threat Graph: Cross-customer threat intelligence
Compliance Alignment
| Framework | Control | Description |
|---|---|---|
| SOC 2 | CC6.1 | Logical and physical access controls |
| HIPAA | 164.312(a)(1) | Access control for ePHI |
| PCI DSS 4.0 | 5.2 | Anti-malware solutions |
| NIST CSF 2.0 | PR.DS-1 | Data-at-rest and data-in-transit protection |
| ISO 27001 | A.8.23 | Web filtering |
Email Security Gateway Market
- Proofpoint processes 2.8+ billion messages daily (2024)
- Gartner Magic Quadrant Leader for Email Security (2019-2024)
- Over 50% of Fortune 100 companies use Proofpoint