48
Fail

psa.com.sg

Security posture assessment · Scanned February 15, 2026

Findings
3 · 2 · 0
Checks
8 passive

psa.com.sg scored 48/100 and does not currently meet the minimum security posture threshold. Multiple configuration gaps were identified that require attention before approval.

Positive signals: Known Breaches, CVE Exposure, DNS Configuration all passed.

2 action items identified, including 0 critical. The issues are configuration gaps, not architectural problems. A focused remediation effort of 2–5 days could address all findings.

Ordered by priority · 2 items
1
Strengthen email authentication configuration
Effort: 2–4 hours   Owner: IT / DNS administrator
high
Email authentication is partially configured for psa.com.sg but has gaps. Actions needed: configure DKIM. Until DMARC enforcement is active, spoofed emails may still reach recipients.
Compliance Impact
NIST CSFPR.AC-7
Email authentication is a required access control
Remediation Steps
1
Configure DKIM and publish public key in DNS
2
Verify with: nslookup -type=txt _dmarc.psa.com.sg
2
Review certificate configuration
Effort: 1–2 hours   Owner: Infrastructure / DevOps
low
Certificate issues found for psa.com.sg: . These are operational hygiene items, not immediate security risks.
Remediation Steps
1
Consolidate certificate issuance to 1–2 trusted CAs
DMARC / Email Security
Warning
Certificate Hygiene
Warning
TLS Configuration
Error
HSTS Header
Error
Security Headers
Error
Known Breaches
Healthy
CVE Exposure
Healthy
DNS Configuration
Healthy