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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 4 min read
Learn how to improve website security and user trust by preloading HSTS settings on Chrome and Firefox. Follow our step-by-step guide for smooth implementation.
#HSTS Preloading  #Chrome Browser  #Firefox Browser  #HTTPS Connection  #Website Security  #SSL  #TLS Certificate  #Web Encryption  #Secure Web Browsing  #HSTS Header 
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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 5 min read
Become proficient in Git with this comprehensive guide covering everything from installation and configuration to branching, merging, and collaboration.
#Git  #version control  #Git tutorial  #Git guide  #Git basics  #Git commands  #Git installation  #Git configuration  #branching in Git  #merging in Git 
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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 7 min read
Discover the best methods for handling offline Linux updates on Ubuntu/Debian and CentOS/RHEL systems, using local repositories or caches.
#Linux updates  #Ubuntu  #Debian  #CentOS  #RHEL  #offline updates  #local repository  #cache  #server setup  #client setup 
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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 5 min read
Learn how to automate Linux patching and updates using Ansible, covering various distributions and setup instructions.
#Linux patching  #Ansible automation  #automating updates  #system maintenance  #IT automation  #patch management  #Linux security  #Debian  #Ubuntu  #RHEL 
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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 4 min read
Learn how to update the firmware of Ubiquiti Unifi UDM Pro and UDM SE offline through command line SSH for optimal performance and security.
#Ubiquiti firmware update  #UDM Pro  #UDM SE  #offline firmware update  #commandline SSH  #network management  #network security  #firmware upgrade  #SSH connection  #firmware file 
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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 4 min read
simplify the process of updating Windows systems by automating with Ansible - step-by-step instructions and best practices included.
#automating Windows updates  #Ansible automation  #system management  #security patches  #IT infrastructure  #network automation  #configuration management  #IT operations  #DevOps  #cybersecurity 
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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 4 min read
Learn how to set up Cloudflare Tunnels to simplify and protect your network traffic, enhancing performance and security.
#Cloudflare Tunnels  #Network Security  #Website Performance  #Proxy Server  #Web Traffic  #Network Configuration  #Ubuntu Server  #Cloudflare Account  #Authentication  #Tunnel Creation 
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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 7 min read
Complete 2026 guide to Linux file hashing using sha256sum, md5sum, sha1sum commands. Learn file integrity verification, hash comparison, automation, and best practices for security.
#Linux file hashes  #SHA256 hash  #MD5 hash  #SHA1 hash  #Linux command line  #file integrity  #data validation  #Linux security  #built-in tools  #file verification 
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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 7 min read
Complete guide to obtaining file hashes on Windows using PowerShell Get-FileHash. Learn SHA256, MD5, SHA1 hash verification, comparison, and automation for security and integrity checks in 2026.
#file hashes  #PowerShell  #SHA256 hash  #MD5 hash  #SHA1 hash  #file integrity  #data authentication  #file verification  #hashing algorithms  #Windows operating system 
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(Modified: 2026-06-11) — Written by SimeonOnSecurity — 4 min read
Learn how to effectively set and handle time sources in Windows domains and standalone machines to ensure accurate time synchronization and avoid potential issues.
#time sources  #Windows domain  #standalone machines  #time synchronization  #accurate timekeeping  #NTP servers  #domain controllers  #Windows Time service  #authentication failures  #log file inconsistencies 
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