🔐 Cryptography

The art and science of secrets — from ancient ciphers to quantum encryption, exploring how coded communication has shaped wars, commerce, and privacy.

Hacking

by Jon Erickson • 2003

What your code actually says, not what you meant: the gap is where exploitation lives.

4.17

3k+

🛡️ Ethical Hacking 🔧 Reverse Engineering 🎯 Penetration Testing 💥 Memory Corruption 🏴 Hacker Culture

Hacking

What your code actually says, not what you meant: the gap is where exploitation lives.

by Jon Erickson 2003

4.17

3k+ ratings

🛡️ Ethical Hacking 🔧 Reverse Engineering 🎯 Penetration Testing 💥 Memory Corruption 🏴 Hacker Culture

Mastering Blockchain

by Imran Bashir • 2017

From cryptographic hashes to smart contracts: the full technical stack powering blockchain.

4.37

298

⛓️ Blockchain Technology 🖧 Distributed Systems ₿ Cryptocurrency 📜 Smart Contract Programming 🌐 Decentralized Applications

Mastering Blockchain

From cryptographic hashes to smart contracts: the full technical stack powering blockchain.

by Imran Bashir 2017

4.37

298 ratings

⛓️ Blockchain Technology 🖧 Distributed Systems ₿ Cryptocurrency 📜 Smart Contract Programming 🌐 Decentralized Applications

The Age of Cryptocurrency

by Paul Vigna • 2015

When the 2008 crash shattered trust in banks, a currency emerged that runs on math alone.

3.83

3k+

💱 Digital Currencies ⛓️ Blockchain Technology 💥 Financial Disruption 🕵️ Cypherpunk Roots 🌍 Financial Inclusion

The Age of Cryptocurrency

When the 2008 crash shattered trust in banks, a currency emerged that runs on math alone.

by Paul Vigna 2015

3.83

3k+ ratings

💱 Digital Currencies ⛓️ Blockchain Technology 💥 Financial Disruption 🕵️ Cypherpunk Roots 🌍 Financial Inclusion

Quantum Computing for Everyone

by Chris Bernhardt • 2019

A guide that starts with a single qubit and ends with breaking RSA encryption.

4.06

557

🧑‍💻 Quantum Computing ⚛️ Quantum Mechanics 🤖 Quantum Algorithms 🕸️ Entanglement 📡 Information Theory

Quantum Computing for Everyone

A guide that starts with a single qubit and ends with breaking RSA encryption.

by Chris Bernhardt 2019

4.06

557 ratings

🧑‍💻 Quantum Computing ⚛️ Quantum Mechanics 🤖 Quantum Algorithms 🕸️ Entanglement 📡 Information Theory

Fermat's Enigma

by Simon Singh • 1998

150 years, countless geniuses, one unproven hunch about primes, and a million dollars waiting.

4.3

34k+

🔢 Prime Numbers 📜 History Of Mathematics ❓ Unsolved Problems 🏔️ Mathematical Quests 📝 Mathematical Proofs

Fermat's Enigma

150 years, countless geniuses, one unproven hunch about primes, and a million dollars waiting.

by Simon Singh 1998

4.3

34k+ ratings

🔢 Prime Numbers 📜 History Of Mathematics ❓ Unsolved Problems 🏔️ Mathematical Quests 📝 Mathematical Proofs

CEH Certified Ethical Hacker All-in-One Exam Guide

by Matt Walker • 2011

A prep guide that turns ethical hacking exam objectives into hands-on attack and defense skills.

3.97

297

🕵️ Ethical Hacking 🎯 Penetration Testing 🌐 Network Security 🛡️ Cybersecurity 📝 Exam Preparation

CEH Certified Ethical Hacker All-in-One Exam Guide

A prep guide that turns ethical hacking exam objectives into hands-on attack and defense skills.

by Matt Walker 2011

3.97

297 ratings

🕵️ Ethical Hacking 🎯 Penetration Testing 🌐 Network Security 🛡️ Cybersecurity 📝 Exam Preparation

Quantum Computing

by Brian Clegg • 2021

Online encryption relies on math no classical computer can crack. Quantum ones do it instantly.

3.64

306

🧪 Quantum Physics 💾 Computing History ⚛️ Quantum Computing 🧮 Quantum Algorithms 💻 Future Of Computing

Quantum Computing

Online encryption relies on math no classical computer can crack. Quantum ones do it instantly.

by Brian Clegg 2021

3.64

306 ratings

🧪 Quantum Physics 💾 Computing History ⚛️ Quantum Computing 🧮 Quantum Algorithms 💻 Future Of Computing

CISSP All-in-One Exam Guide

by Shon Harris • 2001

All ten CISSP domains in one guide: what you need for the exam and the job.

4.10

927

🔓 Information Security 📜 Cybersecurity Certification 🏛️ Security Governance 🌐 Network Security 🚪 Access Control

CISSP All-in-One Exam Guide

All ten CISSP domains in one guide: what you need for the exam and the job.

by Shon Harris 2001

4.10

927 ratings

🔓 Information Security 📜 Cybersecurity Certification 🏛️ Security Governance 🌐 Network Security 🚪 Access Control

Blockchain Technology Explained

by Alan T. Norman • 2017

Blockchain in plain English: how it works, why it rewires trust, and what comes after Bitcoin.

4.02

594

🧱 Blockchain Basics 💰 Cryptocurrencies 📒 Distributed Ledgers 📜 Smart Contracts 🌐 Decentralized Systems

Blockchain Technology Explained

Blockchain in plain English: how it works, why it rewires trust, and what comes after Bitcoin.

by Alan T. Norman 2017

4.02

594 ratings

🧱 Blockchain Basics 💰 Cryptocurrencies 📒 Distributed Ledgers 📜 Smart Contracts 🌐 Decentralized Systems

What's the Use?

by Ian Stewart • 2021

Kidney matches, secure websites, movie animation: the invisible math that built the modern world.

3.54

175

📐 Applied Mathematics 📊 Mathematical Modeling 🔍 Hidden Mathematics 🔢 Number Theory 🔗 Topology

What's the Use?

Kidney matches, secure websites, movie animation: the invisible math that built the modern world.

by Ian Stewart 2021

3.54

175 ratings

📐 Applied Mathematics 📊 Mathematical Modeling 🔍 Hidden Mathematics 🔢 Number Theory 🔗 Topology

The GCHQ Puzzle Book

by GCHQ • 2019

A spy agency's Christmas card puzzle drew half a million solvers. Their full vault is open.

4.02

402

🔓 Codebreaking 🧩 Logic Puzzles 💡 Lateral Thinking 🧠 Brain Teasers 🔢 Mathematical Puzzles

The GCHQ Puzzle Book

A spy agency's Christmas card puzzle drew half a million solvers. Their full vault is open.

by GCHQ 2019

4.02

402 ratings

🔓 Codebreaking 🧩 Logic Puzzles 💡 Lateral Thinking 🧠 Brain Teasers 🔢 Mathematical Puzzles

Eleventh Hour CISSP®

by Joshua Feldman • 2016

CISSP domains turned into principles and formulas you can recall cold in the final hours.

4.25

494

🔒 Information Security 📜 Certification Prep 🛡️ Security Management 📝 Exam Preparation ⚠️ Risk Management

Eleventh Hour CISSP®

CISSP domains turned into principles and formulas you can recall cold in the final hours.

by Joshua Feldman 2016

4.25

494 ratings

🔒 Information Security 📜 Certification Prep 🛡️ Security Management 📝 Exam Preparation ⚠️ Risk Management

ISC2 CISSP Certified Information Systems Security Professional Official Study Guide

by Mike Chapple • 2018

Your CISSP exam road map: all eight domains distilled into what you actually need to pass.

4.29

320

🔐 Cybersecurity Certification 📋 Information Security Management 🏛️ Security Governance ⚠️ Risk Management Frameworks 🏗️ Security Architecture

ISC2 CISSP Certified Information Systems Security Professional Official Study Guide

Your CISSP exam road map: all eight domains distilled into what you actually need to pass.

by Mike Chapple 2018

4.29

320 ratings

🔐 Cybersecurity Certification 📋 Information Security Management 🏛️ Security Governance ⚠️ Risk Management Frameworks 🏗️ Security Architecture

CISSP (ISC)2 Certified Information Systems Security Professional Official Study Guide

by James Michael Stewart • 2015

Pass the CISSP exam by mastering the business-aligned principles behind all eight security domains.

4.27

311

🛡️ Infosec Management 📋 It Certification ⚠️ Risk Management 🌐 Network Security 🛠️ Software Security

CISSP (ISC)2 Certified Information Systems Security Professional Official Study Guide

Pass the CISSP exam by mastering the business-aligned principles behind all eight security domains.

by James Michael Stewart 2015

4.27

311 ratings

🛡️ Infosec Management 📋 It Certification ⚠️ Risk Management 🌐 Network Security 🛠️ Software Security

Information Theory, Coding and Crytography

by Ranjan Bose • 2002

Entropy sets the limit. Coding reaches it. Cryptography locks it. One textbook covers all three.

3.75

162

🧠 Information Theory 🔢 Coding Theory 📦 Data Compression 📡 Digital Communications ⚡ Electrical Engineering

Information Theory, Coding and Crytography

Entropy sets the limit. Coding reaches it. Cryptography locks it. One textbook covers all three.

by Ranjan Bose 2002

3.75

162 ratings

🧠 Information Theory 🔢 Coding Theory 📦 Data Compression 📡 Digital Communications ⚡ Electrical Engineering

The New York Times Book of Mathematics

by Gina Kolata • 2013

Seven riffle shuffles, three hundred years, and one question: is math discovered or invented?

3.62

159

🏛️ History Of Mathematics 📝 Scientific Essays 🤔 Philosophy Of Math 👤 Mathematicians 🏠 Everyday Math

The New York Times Book of Mathematics

Seven riffle shuffles, three hundred years, and one question: is math discovered or invented?

by Gina Kolata 2013

3.62

159 ratings

🏛️ History Of Mathematics 📝 Scientific Essays 🤔 Philosophy Of Math 👤 Mathematicians 🏠 Everyday Math

Quantum Computing and Blockchain in Business

by Arunkumar Krishnakumar • 2020

Quantum will break your encryption. Two technologies every business must understand before it does.

4.25

⚛️ Quantum Computing 🔗 Blockchain 🏢 Enterprise Technology 🔄 Digital Transformation 💳 Financial Technology

Quantum Computing and Blockchain in Business

Quantum will break your encryption. Two technologies every business must understand before it does.

by Arunkumar Krishnakumar 2020

4.25

4 ratings

⚛️ Quantum Computing 🔗 Blockchain 🏢 Enterprise Technology 🔄 Digital Transformation 💳 Financial Technology

Why Study Mathematics?

by Vicky Neale • 2020

A math degree opens careers from kidney swaps to climate models. Effort trumps genius every time.

3.97

📐 Applied Mathematics 🧠 Growth Mindset 📊 Data Science ➗ Mathematical Thinking 📖 Popular Mathematics

Why Study Mathematics?

A math degree opens careers from kidney swaps to climate models. Effort trumps genius every time.

by Vicky Neale 2020

3.97

38 ratings

📐 Applied Mathematics 🧠 Growth Mindset 📊 Data Science ➗ Mathematical Thinking 📖 Popular Mathematics

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