The Best Subreddits for IT & Cybersecurity Pros (Besides r/technology)

In 2025, Reddit continues to be one of the best platforms for IT and cybersecurity professionals looking for real-time insights, problem-solving help, and career guidance. Whether you're a sysadmin managing enterprise servers or a blue teamer in cybersecurity, the right subreddit can feel like a virtual war room filled with peers ready to assist.

If you’ve been relying only on r/technology, it’s time to explore the best IT subreddits 2025 has to offer—ones that dive deep into scripting, networking, security strategies, and real-world challenges. Let’s move beyond general tech news and into communities where hands-on knowledge is king.

Why Reddit Is Still a Top Platform for IT Pros in 2025

Despite the rise of Discord servers, LinkedIn groups, and Slack communities, Reddit has remained the go-to platform for unfiltered, crowdsourced tech discussion. Here's why:

• Real-time answers to real-world problems: From bash script debugging to weird DNS behavior, chances are someone else has been there—and solved it.

• Access to industry veterans: Many certified professionals, red teamers, and network engineers hang out in technical subreddits.

• Zero-fluff commentary on breaking news: Unlike mainstream media, Reddit’s best posts cut straight to what matters to tech pros.

• Anonymity = honesty: Whether you’re asking about layoffs or security gaps, you can do it without fear of professional backlash.

💬 Reddit boasted over 500 million monthly users in 2024, with tech-focused subs consistently ranking among the top communities.

What Makes a Great IT Subreddit?

Before we dive into the list, let’s define what separates the noise from value:

• Active Moderation

A good IT subreddit has mods who keep spam and off-topic posts in check, ensuring quality discussions thrive.

• High-Quality, Technical Posts

The best communities focus on real problems, not memes or clickbait.

• Engagement From Experts

Look for subs where certified engineers, developers, or admins actively comment and share insights.

• Rich Resource Sections

Wikis, pinned threads, and tool repositories add long-term value beyond daily posts.

• Clear Rules and Professionalism

Communities that encourage meaningful discussion and discourage trolling foster real learning.

Top IT Subreddits to Follow in 2025

Here are the best Reddit communities every IT pro should follow in 2025—especially if you're tired of the shallow scroll on r/technology.

r/sysadmin (~900k+ members)

Best for: System admins, help desk pros, and IT generalists From Active Directory puzzles to Windows Server upgrades, this is the nerve center for anyone managing IT infrastructure.

r/networking (~600k+ members)

Best for: Network engineers and students You’ll find in-depth discussions on routing, firewalls, VLANs, and certifications like CCNA/CCNP.

r/linuxadmin (~150k+ members)

Best for: DevOps engineers, cloud admins, and Linux pros From shell scripts to SELinux nightmares, this is a high-signal space for Linux-based IT work.

r/ITCareerQuestions (~850k+ members)

Best for: Career pivots, salary talk, certifications Whether you're entering IT or aiming for a six-figure job, this is where career strategies are crowdsourced.

r/homelab (~700k+ members)

Best for: Experimenters and hardware tinkerers Professionals test enterprise setups at home—and share insights on rack builds, NAS configs, and more.

r/techsupportgore (~600k+ members)

Best for: Laughs and lessons from disasters While humorous, this subreddit is filled with real photos of cable chaos and user-induced damage—with lessons baked in.

r/PowerShell (~140k+ members)

Best for: Automation, Windows scripting, IT workflows A must-follow if you write or want to learn PowerShell scripts to automate repetitive tasks.

💡 Pro tip: These subs are excellent alternatives to Reddit technology threads that are often too broad or news-driven.

Best Cybersecurity Subreddits for Professionals

Cybersecurity in 2025 is faster, more complex, and more critical than ever. These subs help you keep up:

r/cybersecurity (~600k+ members)

Best for: General news, career advice, cert discussion Balanced between professionals and learners, this subreddit is great for anyone involved in security.

r/netsec (~500k+ members)

Best for: Advanced infosec topics Technical discussions, threat intel, and tool breakdowns dominate here. Great for red team/blue team operators.

r/blueteamsec (~70k+ members)

Best for: Defensive security pros Focuses on detection engineering, SIEM use, EDR, and blue team tactics. Posts often include links to GitHub tools and incident response frameworks.

r/AskNetsec (~110k+ members)

Best for: Security Q&A Have a specific cybersecurity problem? This is the Stack Overflow of infosec questions.

r/Malware (~90k+ members)

Best for: Malware analysis and threat hunting Pros dissect real-world malware, share sandbox results, and explore Indicators of Compromise (IOCs).

Niche and Industry-Specific Subreddits

Sometimes you need to go deep. These subs focus on specific tech verticals and skills:

r/devops (~400k+ members)

CI/CD pipelines, Terraform, Jenkins, and Kubernetes—a daily DevOps digest.

r/cloudcomputing (~300k+ members)

Cloud strategy, architecture, and debates on AWS vs Azure vs GCP.

r/commandline (~50k+ members)

For terminal lovers and power users—cool tricks, tools, and productivity hacks.

r/itdept (~100k+ members)

A blend of humor and reality, this sub captures the culture of being in IT support roles.

r/privacytoolsIO (~70k+ members)

Focuses on digital privacy, secure communication tools, and open-source security solutions.

Want to explore IT subreddits 2025 for niche learning or job growth? These are where you’ll find depth, not noise.

Tips for Engaging on Reddit Without Breaking the Rules

Reddit is an amazing resource—if you follow the culture. Here’s how to stay on the community’s good side:

• Read the subreddit rules (found in the sidebar or wiki)

• Use proper flair when asking questions or sharing content

• Avoid self-promotion unless explicitly allowed

• Be authentic—Reddit thrives on genuine interaction, not marketing speak

• Search before posting—Chances are your issue has already been solved

Final Thoughts

In 2025, Reddit remains one of the most powerful platforms for IT and cybersecurity professionals looking to grow, troubleshoot, and stay ahead. While r/technology offers a snapshot of trending tech news, it can’t compete with the depth and expertise found in specialized IT subreddits.

Whether you’re in cloud computing, red teaming, or just launching your IT career, these communities will help you sharpen your edge and connect with people who actually understand your day-to-day.

Go ahead—explore, subscribe, and contribute. Your next solution, mentor, or job lead might just be one post away.

FAQs

What is the best IT subreddit in 2025?

It depends on your role. For general IT, r/sysadmin and r/networking are top-tier. For careers, r/ITCareerQuestions. For scripting, r/PowerShell.

Is Reddit still relevant for tech pros?

Absolutely. Despite newer platforms, Reddit remains one of the most active and trusted peer-to-peer support spaces in tech.

How do I find niche subreddits for cybersecurity?

Start with r/netsec or r/blueteamsec, then explore their sidebars and related communities.

Can I promote my tech content on Reddit?

In most subreddits, self-promotion is discouraged unless you’ve contributed to the community and follow the rules. Always read the sidebar.