Additional OpenSSL tips
Self-signed certificates Display cert extensions Viewing certificate information Checking server certificate How to create a certificate chain ? ...
Post tagged: information
Deploying your CA's root certificate
Linux Windows 10 iOS 14 Authenticating clients Authenticating clients with nginx ...
Revoking Certificates
Certificate revocation lists Prepare the configuration file Create the CRL Revoke a certificate Server-side use of the CRL ...
Your own Certificate Authority
Generating root cert Preparation Creating the root key Creating the root certificate ...
Certificate Authorities
For home users there is not much use for running you own Certificate Authority (CA), and with availability of Letsencrypt and the plethora of ACME libraries setting TLS encryption is quite straight forward. ...
Using Podman on Alpine Linux
Introduction What is Podman? Installation on Alpine Linux Rootful vs Rootless ...
Rewriting history in git
Coordinate with your team The secret is in the last commit and there is nothing else The secret is in the last commit but there are other changes The secret is beyond the last commit ...
tcpdump snippets
List interfaces GUI Capture file rotation stftime codes ...
Using LLDP on Linux
Introduction Enabling LLDP on Linux Using open-lldp Using lldpd ...
Z-Wave Associations with Home Assistant
Introduction Configuring associations Setting associations Removing associations Last words ...
Ansible Snippets
Bootstraping Execution order Create a file without external template Creating inventory script Writing ansible modules in sh ...
Tweaking HDMI dummies
Prepare EDID blob Modify Kernel command line Update initramfs Reboot Post boot EDID ...
OpenTofu
Introduction Origins Why use OpenTofu Using OpenTofu ...
Tunneling NFS over SSH
This recipe is for tunneling NFS traffic over SSH. This adds encryption and Public Key authentication to otherwise insecure NFS traffic. For this recipe to work, requires NFSv4. Earlier versions were not tested, but I expect not all the functionality to work. server configuration ...
IPv6 on 2023
This is a sequel to my article IPv6 blues. Layout Enabling forwarding Configure networking ...
rsync filter rules
Rules Simple include/exclude rules Simple include/exclude example Filter rules when deleting Filter rules in depth ...
Stupid SSL tricks
Some hints and tips foor doing SSL related things: Netcat for SSL This command lets you connect to a SSL server (a-la netcat): cat request.txt | openssl s_client -connect server:443 Creating self-signed certificates This is a single command to generate a self-signed certificate: ...
nginx's auth_request_module howto
This article tries to supplement the nginx documentations regarding the auth_request module and how to configure it. In my opinion, that documentation is a bit incomplete. What is the nginx's auth_request module The documentation for this module says, it implements client ...
Python Virtual Environments
This is the least you need to know to get to use a Python virtual environment. What is a Virtual Environment At its core, the main purpose of Python virtual environments is to create an isolated environment for Python projects. This means that each project can have its own dependencies, regardless of what ...
Set your google account to automatically delete
Want to share your family photos after your death, but take your search history to the grave? All that and more is possible with Google's Inactive Account Manager. How You Can Control Your Information After Death It's not nice to think about, but one day, you will die, along with the keys to your online kingdom. And these days, those online accounts ...
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