Here is some resources about macOS/iOS system security.

Decrypts FairPlay applications on iOS 13.4.1 and lower, no jb required

A reverse engineering tool to restore stripped symbol table for iOS app.

A collection of resources for OSX/iOS reverse engineering.

Reverse Engineering Resources About All Platforms(Windows/Linux/macOS/Android/iOS/IoT) And Every Aspect! (More than 3500 open source tools and 2300 posts&videos)

iOS data security basics: key management, workshop for iOS Con UK

Useful resources for iOS hacking

If a Swift type conforms to CustomReflectable, it's hard to reverse engineer it. This single-file library makes it super easy.

Custom Tools and Notes from my own Penetration Testing Experience

 A curated list of awesome applications, softwares, tools and shiny things for macOS.

A completely free, open source and online course about Reverse Engineering iOS Applications.

😱 A curated list of amazingly awesome OSINT

List of open source tools for AWS security: defensive, offensive, auditing, DFIR, etc.

A collection of links related to Linux kernel security and exploitation

🔍 A collection of interesting, funny, and depressing search queries to plug into shodan.io 👩‍💻

SecLists is the security tester's companion. It's a collection of multiple types of lists used during security assessments, collected in one place. List types include usernames, passwords, URLs, se…

"Can I take over XYZ?" — a list of services and how to claim (sub)domains with dangling DNS records.

A list of interesting payloads, tips and tricks for bug bounty hunters.

Keyhacks is a repository which shows quick ways in which API keys leaked by a bug bounty program can be checked to see if they're valid.

A list of useful payloads and bypass for Web Application Security and Pentest/CTF

Scripted Local Linux Enumeration & Privilege Escalation Checks

Boilerplate to build a full stack web application using React, Node.js, Express and Webpack.