HomeCSR Generator & Viewer

CSR Generator & Viewer

Generate CSR and parse CSR content with RSA keys and common signature algorithms for SSL certificates

Subject Information

Key Options

With a passphrase, the private key will be encrypted PEM



Documentation

What is CSR Generator & Viewer

This tool generates CSR (Certificate Signing Request), private key, and public key, and can also parse existing CSR content. It is useful for SSL certificate request preparation and validation.

Key Features

  • Generate CSR, private key, and public key.
  • Fill subject fields such as CN, organization, and location.
  • Parse CSR content and display structured details.
  • Copy generated output quickly.

Steps

  1. Fill subject fields in the Generate tab.
  2. Choose key size and digest algorithm, then generate.
  3. Paste CSR in the View tab to parse.
  4. Copy outputs for CA application workflows.

FAQ

What should Common Name contain?

It should usually be the certificate domain, such as example.com or *.example.com.

Why must private keys be protected?

Private keys prove certificate ownership. Leakage can cause serious security incidents.