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SECURITY SCORE
Certificate Information
Subject
CN=auth.ambrstack.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
December 06, 2025
Valid Until
March 06, 2026
63 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
50:2C:33:C8:40:53:F1:56:C1:26:56:16:A3:42:75:B2:B2:33:03:E4:7B:B8:97:9D:2C:52:54:C5:52:C3:11:35
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
Forward Secrecy
Limited
(Check cipher configuration)
Warnings
- • TLS 1.3 is not supported (recommended)
HTTP Security Headers
Status
Strict-Transport-Security
Good
max-age=31536000 ; includeSubDomains
Content-Security-Policy
Basic
object-src; child-src; frame-src; +6 more
object-src 'none'; child-src 'none'; frame-src https://challenges.cloudflare.com; worker-src 'none'; frame-ancestors https://switch.ambrstack.com https://ambrstack.com https://app.ambrstack.com https://switch-a82d5.web.app https://suprdense.io https://config-2234f.web.app; upgrade-insecure-requests; block-all-mixed-content; report-uri https://o1012663.ingest.sentry.io/api/5999441/security/?sentry_key=bb28f260aa2345428f23cd62a1ac1f34; script-src 'self' 'nonce-ZGE3OWNhNmMtNWRlNC00MzU5LTkyYTEtZDI1NDA1NDYyNDRm' 'strict-dynamic'
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer
Permissions-Policy
Present
geolocation=(), midi=(), camera=(), usb=(), magnetometer=(), accelerometer=(), vr=(), speaker=(), ambient-light-sensor=(), gyroscope=(), microphone=()
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
CAA Records (Certificate Authority Authorization)
CAA Records
Not Configured
(Any CA can issue certificates)
CAA Issues
- • No CAA records configured - any CA can issue certificates
Recommendations
- • Implement CAA records to restrict which CAs can issue certificates for your domain
- • This adds an extra layer of security against unauthorized certificate issuance
- • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
- • Consider adding 'iodef' record to receive security incident reports