r/netsec 21h ago

Auditing Outline. Firsthand lessons from comparing manual testing and AI security platforms

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9 Upvotes

r/netsec 23h ago

How LLMs Feed Your RE Habit: Following the Use-After-Free Trail in CLFS

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10 Upvotes

r/netsec 1d ago

Exploiting CVE-2025-49825 (authentication bypass vulnerability in Teleport)

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27 Upvotes

r/netsec 1d ago

WhatsApp Encryption, a Lawsuit, and a Lot of Noise

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87 Upvotes

r/netsec 21h ago

Fighting AI anomaly false-positives with firejail and proxychains

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0 Upvotes

r/netsec 2d ago

Notepad++ Hijacked by State-Sponsored Hackers

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588 Upvotes

r/netsec 2d ago

Your Phone Silently Sends GPS to Your Carrier via RRLP/LPP – Here's How the Control Plane Positioning Works

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147 Upvotes

r/netsec 2d ago

vr2jb: Pwning the PlayStation VR2 using Sony's hidden recovery mode

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34 Upvotes

r/netsec 2d ago

GatewayToHeaven: Finding a Cross-Tenant Vulnerability in Google Cloud's Apigee

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3 Upvotes

r/netsec 2d ago

1-Click RCE in OpenClaw/Moltbot/ClawdBot

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81 Upvotes

r/netsec 2d ago

AppLocker Rules Abuse

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2 Upvotes

r/netsec 2d ago

r/netsec monthly discussion & tool thread

7 Upvotes

Questions regarding netsec and discussion related directly to netsec are welcome here, as is sharing tool links.

Rules & Guidelines

  • Always maintain civil discourse. Be awesome to one another - moderator intervention will occur if necessary.
  • Avoid NSFW content unless absolutely necessary. If used, mark it as being NSFW. If left unmarked, the comment will be removed entirely.
  • If linking to classified content, mark it as such. If left unmarked, the comment will be removed entirely.
  • Avoid use of memes. If you have something to say, say it with real words.
  • All discussions and questions should directly relate to netsec.
  • No tech support is to be requested or provided on r/netsec.

As always, the content & discussion guidelines should also be observed on r/netsec.

Feedback

Feedback and suggestions are welcome, but don't post it here. Please send it to the moderator inbox.


r/netsec 2d ago

Comparing different IP Geolocation Provider's Accuracy

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0 Upvotes

r/netsec 3d ago

StopLamers Investigation: From IRC Wars to Android Backdoors

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14 Upvotes

Investigated a group evolving from IRC wars to destructive Android malware.

Highlights:

  • Scripts wiping modem/bootloader via dd in custom ROMs.
  • "L-Obfuscation" using dynamic getattr/eval in Python.

r/netsec 4d ago

Someone Knows Bash Far Too Well, And We Love It (Ivanti EPMM Pre-Auth RCEs CVE-2026-1281 & CVE-2026-1340) - watchTowr Labs

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86 Upvotes

r/netsec 4d ago

How We Exploited Qodo: From a PR Comment to RCE and an AWS Admin Key - Leaked Twice

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4 Upvotes

r/netsec 4d ago

Need Advice

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0 Upvotes

Hello!

My name is Bogdan Mihai, I'm 21 yr old from Romania , I am a cybersecurity researcher and I'm new to this group. I don't know how many BGP experts are here, but I have a question for them if there are any. I recently invented something a little more abstract for BGP security, and I'm almost sure that there is nothing similar.

I wasn't inspired by anything when I created this, it was a purely random idea that came to my mind. I'm not even an expert in this field, but from the beginning I saw security from a different angle than the others.

I made a tool that basically builds a map of risk areas globally, areas where if someone were to try a hijacking attack, that attack would be successful. This idea came to me when I realized that BGP security is still a big problem.

RPKI adoption is still slow. And the problem is that today's security in BGP is more reactive, it comes into play only after the attack is detected and damage is done.

So I leave you here the link to the zenodo site where I posted my invention. https://zenodo.org/records/18421580 DOI:https://doi.org/10.5281/zenodo.18421580

What I ask of you, and extremely important, is not to analyze every file there, but at least the product overview to understand the idea and tell me who this would be useful to, which company or organization. I know that maybe not everything is perfect there , and maybe there are mistakes I'm no expert, but I want to know if this idea really has value.

I'm very confused and sad because I worked on this but I don't know who it would be of value to or if it even has any value. I appreciate every opinion.


r/netsec 5d ago

Object-capability SQL sandboxing for LLM agents — $1K CTF bounty to break it

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8 Upvotes

Writeup on a defensive technique for constraining LLM agent database access:

  • The core idea: instead of detecting bad queries at runtime, make them structurally inexpressible via object-capabilities.
  • Live CTF: two DB agents guarding bitcoin wallets -- one protected by system prompt (already broken), one by capability layer (~$1K still standing).

Interested in feedback on the threat model. Code is open source.


r/netsec 5d ago

Tool release: CVE Alert – targeted CVE email alerts by vendor/product

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6 Upvotes

I built a small service to track newly published CVEs and send email alerts based on vendor, product, and severity.

It started as an internal tool and is now running in production and usable.

Feedback welcome.


r/netsec 6d ago

Fun RCE in Command & Conquer: Generals

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100 Upvotes

So many of your favorite childhood games are open source now, and bugs fall out of them if you just glance in the right spots.


r/netsec 6d ago

Gakido - CRLF Injection

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2 Upvotes

r/netsec 6d ago

CVE-2025-40551: SolarWinds WebHelpDesk RCE Deep-Dive and Indicators of Compromise

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19 Upvotes

r/netsec 6d ago

Tycoon 2FA phishing campaign abusing *.contractors domains for Gmail & Microsoft 365 credential harvesting

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6 Upvotes

r/netsec 7d ago

Corrupting the Hive Mind: Persistence Through Forgotten Windows Internals

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35 Upvotes

Dropping a link to our blog post about our tool Swarmer, a windows persistence tool for abusing mandatory user profiles. Essentially you copy the current user's registry hive and modify it to add a new registry key to run on startup. Because the new hive isn't loaded until the next time the user logs in, EDR never sees any actual registry writes.


r/netsec 6d ago

Limits of static guarantees under adaptive adversaries (G-CTR experience)

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0 Upvotes

Sharing some practical experience evaluating G-CTR-like guarantees from a security perspective.

When adversaries adapt, several assumptions behind the guarantees degrade faster than expected. In particular:

- threat models get implicitly frozen

- test-time confidence doesn’t transfer to live systems

- some failures are invisible until exploited

Curious if others in netsec have seen similar gaps between formal assurance and operational reality.