Laymans PDF Signer
Certificate Authority & PDF Signing Service
Enterprise-grade document signing infrastructure for legal technology
📊 Service Status
Certificate Authority is operational and ready to sign documents.
Root CA:
Valid until 2035
Valid until 2035
Intermediate CA:
Valid until 2030
Valid until 2030
Document Signing:
Active & Ready
Active & Ready
📥 Certificate Installation
Install our Root CA certificate to automatically trust documents signed by Laymans.app
Installation Guide Download Root CA🔌 API Endpoints
Integrate PDF signing and verification into your applications
Sign PDF Document
POST /api/sign-pdf
Sign PDF documents with our certificate authority
Verify Signature
POST /api/verify-signature
Verify document signatures against our certificate chain
Certificate Information
GET /api/certificate-info
Retrieve certificate details and metadata
View Certificate Info🛡️ Security Features
✅ 2048-bit RSA Keys - Industry standard encryption
✅ SHA-256 Hashing - Secure cryptographic signatures
✅ Certificate Chain Validation - Full trust path verification
✅ Timestamp Authority - Long-term signature validity
✅ OCSP Support - Real-time certificate status checking
✅ PAdES Compliance - European digital signature standards
📚 Documentation
Complete guides for developers and system administrators
API Documentation GitHub Repository