88/100 SECURITY SCORE

Certificate Information

Subject
C=US, ST=California, L=San Jose, O=PayPal, Inc., CN=developer.paypal.com
Issuer
C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid From
October 08, 2025
Valid Until
August 28, 2026 114 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
C7:80:E0:69:17:5E:02:A4:C8:EF:F9:EE:D1:9D:D8:42:63:60:0A:C5:CC:AA:5F:AF:8C:F8:2E:D3:CC:CB:A2:7F
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
Present
max-age=31536000
Content-Security-Policy
Basic
base-uri; connect-src; default-src; +9 more Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Present
ch-ua-platform-version=(self "https://c.paypal.com"), ch-ua-arch=(self "https://c.paypal.com"), ch-ua-wow64=(self "https://c.paypal.com"); +4 more
Recommendations
  • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)

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