[Updated 2022-11-30] This post explains how to set up robust security headers in NGINX to protect your web application from malicious payloads and other forms of attacks. Choose your HTTP(S) headers wisely.
Tip of the day: domain intelligence services by CentralOps
Here is one nifty service that can dig up useful information about a website, a domain or an IP address and it doesn’t cost a dime.
SELinux tips, tricks, hacks and gotchas
Most of us have a love-hate relationship with SELinux.
It’s never too late: cron 101
Good ol’ fashioned cron can greatly simplify system maintenance.
Letsencrypt tips and tricks
Who wants to issue certificates manually if they can take Letsencrypt’s Certbot to the task.
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