Security - Rocketeers app

  [ Rocketeers ](/)   

[Login](https://rocketeersapp.com/login) 

 [← Back to knowledge](https://rocketeersapp.com/knowledge)

Security
========

30 June [How to install Certbot](https://rocketeersapp.com/knowledge/how-to-install-certbot)

[How to renew SSL certificates automatically](https://rocketeersapp.com/knowledge/renew-ssl-certificates-automatically)

23 June [How to generate a CSR with OpenSSL](https://rocketeersapp.com/knowledge/generate-csr-with-openssl)

[What is an SSH key](https://rocketeersapp.com/knowledge/what-is-an-ssh-key)

[How to generate a self-signed certificate with OpenSSL](https://rocketeersapp.com/knowledge/generate-self-signed-certificate-openssl)

[Convert SSL certificate formats with OpenSSL](https://rocketeersapp.com/knowledge/convert-ssl-certificate-formats)

[How to generate an SSH key](https://rocketeersapp.com/knowledge/generate-ssh-key)

[How to check SSL certificate expiration](https://rocketeersapp.com/knowledge/check-ssl-certificate-expiration)

[How to change the SSH port on Ubuntu](https://rocketeersapp.com/knowledge/change-ssh-port-ubuntu)

[How to configure rate limiting in nginx](https://rocketeersapp.com/knowledge/nginx-rate-limiting)

[What is an SSL certificate chain](https://rocketeersapp.com/knowledge/what-is-an-ssl-certificate-chain)

4 February [How to setup OpenClaw securely on your own VPS](https://rocketeersapp.com/knowledge/setup-openclaw-vps-securely)

24 September [How to get A+ grade SSL using Cloudflare](https://rocketeersapp.com/knowledge/a-plus-grade-ssl-using-cloudflare)

6 December [How to optimize web application security](https://rocketeersapp.com/knowledge/optimize-web-application-security)

10 August [How to extract the certificate from a PFX file](https://rocketeersapp.com/knowledge/extract-certificate-from-pfx-file)

[How to extract private key from PFX file](https://rocketeersapp.com/knowledge/extract-private-key-from-pfx-file)