How to obtain Let's Encrypt certificates via an S3 bucket with optional Cloudflare origin-host configuration…
read more...Lets Encrypt HTTP-01 using Amazon S3
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Building a SMS gateway from a Huawei USB Modem
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In this tutorial, we will use a cheap usb modem to send SMS messages over the internet. It can be accessed via a Web GUI or command line…
read more...Securing services with stunnel
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Stunnel is a tool that allows you to seamlessly add TLS to most existing services. Stunnel listens on a port, and can either receive encrypted traffic and pass it to an unencrypted destination, or it can receive unencrypted traffic and forward that to an encrypted destination. TLS is commonly used to protect clients from connecting to untrusted servers by verifying the certificate provided by the server. Conversely, servers can prevent unwanted clients from connecting by demanding they provide a valid cert. This means that a stunnel can add a strong layer of access control Table of contents Providing HTTPS to…
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