How to Set Up WireGuard VPN on Amazon Linux 2
WireGuard is an open-source, free, modern, and fast VPN with state-of-the-art cryptography. It is like OpenSSH in simplicity and uses private and public keys. Hence, it is more straightforward as …
Debian 11 Set Up OpenVPN Server In 5 Minutes
I am a new Debian Linux 11 server user. How do I set up an OpenVPN Server on Debian Linux version 11 server to shield my browsing activity from bad …
How to check TLS/SSL certificate expiration date from command-line
How do I check the TLS/SSL certificate expiration date from my Linux or Unix shell prompt? How can I find the TLS certificate expiry date from Linux or Unix shell …
Route 53 Let’s Encrypt wildcard certificate with acme.sh
How do I get a wildcard TLS/SSL certificate from Let’s Encrypt using acme.sh and AWS Route53? How can I set up wildcard Let’s Encrypt SSL with AWS Route53 for Nginx …
ERROR: Test failed: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1091)
When I install s3cmd package on my FreeBSD system and try to use the s3cmd command I get the following error: ERROR: Test failed: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to …
How to issue Let’s Encrypt wildcard certificate with acme.sh and Cloudflare DNS
I read your Let’s Encrypt TLS/SSL certificate acme.sh tutorial. But, I need to set up and use Cloudflare DNS with acme.sh. How do I secure my Nginx web server with …
How to secure Nginx with Let’s Encrypt on OpenSUSE 15.1/15.2
Let’s Encrypt is a free, automated, and open certificate authority for your website, email server, database server and more. This page shows how to use Let’s Encrypt to install TLS …
How to create MySQL user and grant permissions in AWS RDS
How do I create a new MySQL user and grant permissions in AWS RDS cloud service from the Linux command line?MySQL is a free and open-source database. Many websites on …
How To Encrypt Directories With eCryptfs In Linux
This guide explains what is eCryptfs and how to encrypt directories with eCryptfs in Linux. eCryptfs is a POSIX-compliant enterprise cryptographic “stacked” filesystem for Linux. Please note that eCryptfs is …
How To Secure Apache with mod_md Let’s Encrypt on Ubuntu 20.04 LTS
How do I secure Apache with mod_md Let’s Encrypt on Ubuntu 20.04 and obtain a free TLS/SSL certificate? How do I secure Apache 2 with Let’s Encrypt on Ubuntu 20.04 …