FOLLOW · QUESTION · DISAPPEAR

Signals

Systems have seams. The web has shadows. Bugs leave traces. Follow a thread far enough and the familiar starts looking strange.

Cybersecurity · Web systems · Reverse engineering

A map of the strange

AREA 01

Systems beneath the surface

Linux, networks, HTTP, identity and attack surface

How DNS, TCP/IP and HTTP fit together
Linux, the command line and the shape of a system
Authentication, authorization and the mathematics of trust
Services and boundaries inside an authorized lab

AREA 02

The web’s quiet edges

OWASP, browser behavior, APIs and common web risks

The risk categories gathered in the OWASP Top 10
Requests and responses inside a controlled lab
Input handling, access control and the gaps between them
Clear reports: evidence, impact and a safe reproduction

AREA 03

The ethics of looking

Scope, responsible disclosure, evidence and communication

Written authorization and a clearly drawn scope
Testing bounded to the agreed environment
Only the evidence needed to explain a finding
Private reporting through the owner’s disclosure process

AREA 04

Reverse engineering

Observable behavior, hidden assumptions and systems that leave clues

File identification and safe metadata inspection
Hypotheses drawn from observable behavior
Small, repeatable experiments in an isolated lab
Notes on assumptions, results and unanswered questions

Four ways into the maze

THREAD 01

The machine

Linux, networks, HTTP and the agreements that hold systems together.

THREAD 02

The web

Requests, identities, boundaries and small details that change everything.

THREAD 03

The boundary

Permission, scope, restraint and the quiet art of responsible disclosure.

THREAD 04

The signal

Follow behavior back toward the decisions beneath it.

A SMALL REMINDER FROM EARTH

Some doors open only with permission.

Use intentionally vulnerable training applications or systems where you have explicit authorization. Stay within scope and protect other people’s data.

Find safe ground

Questions

What areas of cybersecurity does Abdallah Mekky explore?

Systems beneath the surface, The web’s quiet edges, The ethics of looking, Reverse engineering.

What does ethical security research mean here?

Testing only in purpose-built environments or on systems where there is explicit authorization, following the defined scope and disclosure rules.