SSL/TLS certificate generator

SSL/TLS certificates encrypt data between web browsers and servers, ensuring secure communication and proving website authenticity.

Copy and paste the commands into your Linux terminal. Ensure you have certbot or openssl installed and proper domain DNS/webserver configuration.

Yes, Let's Encrypt certificates are trusted by all major browsers and provide the same level of encryption as paid certificates.

HTTP validation requires port 80 access, DNS validation works behind firewalls and supports wildcards, standalone temporarily runs its own server.

DNS plugins automatically create and remove DNS records for domain validation. They require API credentials for your DNS provider and must be installed separately (e.g., apt install python3-certbot-dns-cloudflare).

Yes! Add multiple domains in the "Additional Domains" field (comma-separated). For self-signed certificates, the tool automatically generates the OpenSSL configuration with Subject Alternative Names (SAN).