Key File Formats

The samples below are all examples of using asymmetric (public-key) RSA encryption. Unfortunately, it appears there are various competing formats for storing the data in files which I aim to cover here. GPG Private Key Generated from gpg --export-secret-key -a "username@email.com" > [filename].asc -----BEGIN PGP PRIVATE KEY…

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Free SSL Certificates with SSL For Free

Since Chrome (in version 57) and Firefox are starting to distrust Startcom for SSL, you may need to switch to another certificate authority. In this case we are going to use the LetsEncrypt CA through the sslforfree.com website. Steps Go to www.sslforfree.com and enter the url you…

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Check Your Website's SSL Certificates

Whilst recently trying to diagnose issues I've been having with using StartCom for free SSL certificates, I found that using sslshopper.com/ssl-checker.html was a huge help. It will let you know if there are any issues and guide you on your way to rectifying them, including pointing you…

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Generate A CSR

To generate a Certificate Signing Request (CSR), simply use the following command: MY_SITE="www.domain.com" openssl req -new -newkey \ rsa:2048 \ -keyout $MY_SITE.key \ -out $MY_SITE.csr Make sure to remember the password you use to encrypt the CSR, but you do not need to set…

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Managing Encryption Keys (ssh/ssl)

Decrypting a Key If you want to decrypt your SSH key, run the following command: openssl rsa -in \ [existing name] \ -out \ [new unencrypted file name] Encrypting a Key If you want to encrypt your currently non-encrypted key, then run the following command instead: aes256 openssl rsa -aes256 \ -in [existing name]…

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Startssl - Create Your First Website Certificate

This StartSSL/Startcom tutorial series is deprecated. Please use this tutorial instead.…

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Configuring Free SSL Certificates with Startssl - Validating Domains

This StartSSL/Startcom tutorial series is deprecated. Please use this tutorial instead.…

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Configure Free SSL Certificates - Registering with Startssl

This StartSSL/Startcom tutorial series is deprecated. Please use this tutorial instead. With the rise of a microservices culture through virtualization and RESTful APIs, the need for SSL certificates has increased dramatically. One can get by with creating self-signed certificates and putting up with the warning message below for personal…

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