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SECURITY SCORE
Certificate Information
Subject
C=US, ST=Virginia, L=McLean, O=Alarm.com Incorporated, CN=*.alarm.com
Issuer
C=US, O=DigiCert Inc, CN=DigiCert TLS RSA SHA256 2020 CA1
Valid From
April 04, 2025
Valid Until
April 03, 2026
62 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
BA:7D:55:9B:E0:C4:6D:E8:80:79:1C:CE:2F:98:54:7E:69:98:95:2A:E9:A7:91:AD:4C:AC:C2:74:FB:48:43:88
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
HTTP Security Headers
Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Good
sameorigin
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Significantly strengthen CSP directives
- • Add X-Content-Type-Options: nosniff
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
Incident Reporting
mailto:[email protected]
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • You have authorized 4 CAs - consider limiting to only the CAs you actively use
- • Consider adding 'issuewild' records to control wildcard certificate issuance