How to whitelist IP address on Linux
To whitelist an IP address in iptables, you need to add a rule to allow incoming traffic from that IP address. Here’s how you can do it: First, if you don’t have an existing rule to allow the specific traffic…
Script to restart web service
Here is the simple bash script that checks if a website is running on a Linux or Bitnami server and restarts the web service if it’s not. Here’s what the script does: Make sure to replace “http://example.com” with the actual…
How to add MX and TXT Records for Zoho Mail
Are you eager to enhance your email experience with Zoho Mail? Zoho Mail stands out with its impressive features and reliability, making it a top pick for both businesses and individuals. If you’re ready to integrate Zoho Mail with your…
Secure SSH access using hosts.allow
Securing SSH access using is a useful method to control which hosts are allowed to connect to your SSH server. Here’s how you can set it up: Open : Use a text editor like nano or vi to open…
Setting Up DMARC record for Domain
Protect Your Domain: A Comprehensive Guide to Setting Up DMARC Records for Enhanced Email Security In light of the increasing prevalence of phishing attacks and email spoofing, prioritizing the security of your email communications has become essential. One effective way…