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sshenc.sh/index.html
2019-01-14 09:45:33 +01:00

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<!DOCTYPE html>
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<title>sshenc.sh</title>
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<h1 class="mt-5">sshenc.sh</h1>
<hr>
<p class="lead">bash script to encrypt data using a users ssh public key.</p>
<hr>
<div class="bd-callout bd-callout-info">
If you received a message from someone that was encrypted with this script, you can decrypt it with your ssh private key using the following command:<br>
<code>./sshenc.sh -s ~/.ssh/id_rsa < file-containing-the-encrypted-text.txt</code>
</div>
</div>
</div>
<div class="row">
<div class="col-lg-12">
<h2>Install</h2>
<div class="bd-callout bd-callout-info">
<code>wget https://sshenc.sh/sshenc.sh<br>
chmod +x sshenc.sh</code>
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</div>
</div>
<div class="row">
<div class="col-lg-12">
<h2 id="examples">Examples</h2>
<hr>
<h3 id="encrypt-own">encrypt a file using your own ssh public key</h3>
<div class="bd-callout bd-callout-info">
<code>./sshenc.sh -p ~/.ssh/id_rsa.pub < plain-text-file.txt > encrypted.txt</code>
</div>
<h3 id="encrypt-multi">encrypt a file using multiple recipients (broadcast encryption)</h3>
<div class="bd-callout bd-callout-info">
<code>./sshenc.sh -p ~/.ssh/id_rsa.pub -p id_rsa-alice.pub -p id_rsa-bob.pub < plain-text-file.txt > encrypted.txt</code>
</div>
<h3 id="encrypt-gh">encrypt a file using the public key of a github user</h3>
<div class="bd-callout bd-callout-info">
<code>./sshenc.sh -p <(curl -sf "https://github.com/S2-.keys" | grep ssh-rsa | tail -n1) < plain-text-file.txt</code>
</div>
<p>this line fetches the first public key for the github user S2- and encrypts the file plain-text-file.txt using this key.</p>
<h3 id="decrypt">dedecrypt a file</h3>
<div class="bd-callout bd-callout-info">
<code>./sshenc.sh -s ~/.ssh/id_rsa < encrypted.txt</code>
</div>
</div>
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