technology/networking/openssl.md
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@@ -5,5 +5,15 @@
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openssl s_client -connect domain.com:443
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```
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+## encrypt file
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+```
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+openssl enc -aes-256-cbc -salt -in examplefile -out examplefile.enc
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+```
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+
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+## decrypt file
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+```
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+openssl enc -aes-256-cbc -d -in examplefile.enc -out examplefile
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+```
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+
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## encryption
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https://linuxconfig.org/using-openssl-to-encrypt-messages-and-files-on-linux