Self-Signed SSL Certificate Generator

Self-hosted SSL Generator

Note: This tool generates self-signed SSL certificates for development and testing purposes only. These certificates are not trusted by browsers and should not be used in production environments.

Common Name (CN)

Organization (O)

Organizational Unit (OU)

Country (C)

Two-letter country code

State/Province (ST)

Locality/City (L)

Validity Period (Days)

Number of days the certificate will be valid

Aliases (Optional)

One domain/IP per line. Leave empty to use Common Name only.

Generating SSL Certificate...

Generated Certificate

Certificate Details:

Subject/Issuer: {{ certificate.subject }}
Valid From: {{ certificate.validFrom }}
Valid Until: {{ certificate.validUntil }}
Serial Number: {{ certificate.serialNumber }}
Key Size: {{ certificate.keySize }} bits
Aliases: {{ certInfo.aliases.split('\n').filter(name => name.trim()).join(', ') }}

Certificate (PEM)

{{ certificate.certificate }}

Private Key (PEM)

{{ certificate.privateKey }}