ACME Solver

ACME Solver (Certbot) is an open-source, command-line–based automation tool designed to issue, validate, and renew TLS/SSL certificates using the ACME (Automatic Certificate Management Environment) protocol. It enables administrators and DevOps teams to automate domain validation and certificate lifecycle management without manual intervention.

Features of ACME Solver:

• Automated issuance and renewal of TLS/SSL certificates using the ACME protocol.
• Supports industry-standard ACME challenge types such as HTTP-01, TLS-ALPN-01, and DNS-01.
• CLI-based operation suitable for automation, scripting, and CI/CD workflows.
• Eliminates manual certificate handling and reduces the risk of certificate expiration.
• Ensures secure encrypted communication for web services and applications.

To check the installed version of ACME Solver, run the following command:

$ certbot --version

Disclaimer: ACME Solver (Certbot) is open-source software provided under applicable licenses and is distributed “as is.” Users are responsible for ensuring correct domain configuration, opening required network ports for ACME challenges, securing private keys, and following best practices for certificate and key management.