Welcome to
The Sunday Signal

Each week, we'll be highlighting the best from 15,000+ resources: so you don't have to.

Our goal is to summarize some of the most helpful and compelling content on our platform. We'll be sharing it every Sunday until we no longer need to (unless you beautiful people love it so much that we can't help but keep publishing it).

Here's what was trending this week.

Hacking For Dummies, 8th Edition ($18.00 Value) FREE for a Limited Time

To safeguard your private data from prying eyes, it helps to understand how hackers do what they do. Hacking For Dummies gives you the tools you need to step into a hacker's shoes and discover the best strategies to secure your data.

Hacking For Dummies is for anyone looking to protect their devices from hacking—at home, at the office, or anywhere in-between.

Offer Expires 1/21/2026

>> Download Hacking For Dummies, 8th Edition ($18.00 Value) FREE for a Limited Time

Kali Linux Cookbook: Boost your pentesting career with essential tools such as Nmap, Metasploit, and Wireshark , Third Edition ($35.99 Value) FREE for a Limited Time

This cookbook's third edition is updated to include the latest advancements in cybersecurity. The author leverages their 20 years of industry experience to guide you through installing Kali on multiple platforms, setting up lab environments, and using modern tools, such as Nmap, Metasploit, Wireshark, OpenVAS, and AI–driven reconnaissance.

You'll also explore automated social engineering, wireless hacking, web and database exploitation, and advanced persistence techniques, delivering a comprehensive and up–to–date penetration testing resource. Recognizing the critical role of human factors in security, this edition expands on social engineering tactics, including psychological principles and AI–driven automation, to craft highly effective attack campaigns.

By the end of this book, you'll have strengthened your grasp of the entire penetration testing process, from environment setup and reconnaissance to vulnerability analysis, exploitation, and maintaining access, and be equipped with industry–standard tools to enhance your effectiveness as a security professional.

Offer expires 1/21/2026

>> Download Kali Linux Cookbook: Boost your pentesting career with essential tools such as Nmap, Metasploit, and Wireshark , Third Edition ($35.99 Value) FREE for a Limited Time

The Data Hero Playbook: Developing Your Data Leadership Superpowers ($35.00 Value) FREE for a Limited Time

The Data Hero Playbook reveals how limiting beliefs—learned helplessness, all–or–nothing thinking, externalized blame—have kept data from becoming truly transformational. The cure is a growth mindset, put into action through practical steps any data professional can take.

You'll discover how to:

Unflinching about what hasn't worked yet unapologetically hopeful about what's next, this book is a call to arms for data leaders ready to escape the status quo.

If you want to stop explaining why data should matter and start proving it with measurable results, The Data Hero Playbook is your guide. Become the data hero your company actually needs.

Offer expires 1/20/2026

>> Download The Data Hero Playbook: Developing Your Data Leadership Superpowers ($35.00 Value) FREE for a Limited Time

The Purpose Pivot: How Dynamic Leaders Put Vulnerability and Intuition into Action ($32.00 Value) FREE for a Limited Time

Standing at the nexus of health & wellness and leadership, The Purpose Pivot: How Dynamic Leaders Put Vulnerability and Intuition into Action takes a dive deep into exclusive shared stories, experiences, and learnings of successful women, helping readers navigate their own leadership journey whether it be at work, at home, or within themselves personally.

Inspired by author Melissa Gonzalez's wake–up call of a life–threatening medical emergency that required emergency surgery in the middle of the night, this book opens a dialogue to demystify aspects of our health, both physically and mentally, from invisible illnesses like chronic fatigue to outdated beliefs one needs to shed in order to evolve into our best selves.

Some of the powerful ideas explored in this book include:

With helpful worksheets included to start making magic happen as soon as today, The Purpose Pivot is an essential read for anyone seeking empowerment on their journeys to actualization.

Offer expires 1/20/2026

>> Download The Purpose Pivot: How Dynamic Leaders Put Vulnerability and Intuition into Action ($32.00 Value) FREE for a Limited Time

New Year's Resolutions Guidebook

If you could simply flick a switch and then begin to make lasting changes to your life, there would be no reason for this guidebook to exist.

92% of people fail at their New Year's resolutions every year. This guidebook contains everything you need to keep your resolutions, but only if you actually do what's written in these pages. When it comes to real substantial changes to your life, there is no substitute for action.

Included:

If you're willing to put in the time and effort, these tools are what you need to make the changes you want to make. Ready to jump in?

>> Download New Year's Resolutions Guidebook