Start free trial
EnglishEnglish
EspañolSpanish
简体中文Chinese
繁體中文Chinese (Traditional)
FrançaisFrench
DeutschGerman
日本語Japanese
PortuguêsPortuguese
ItalianoItalian
한국어Korean
РусскийRussian
NederlandsDutch
العربيةArabic
PolskiPolish
हिन्दीHindi
Tiếng ViệtVietnamese
SvenskaSwedish
ΕλληνικάGreek
TürkçeTurkish
ไทยThai
ČeštinaCzech
RomânăRomanian
MagyarHungarian
УкраїнськаUkrainian
IndonesiaIndonesian
DanskDanish
SuomiFinnish
БългарскиBulgarian
עבריתHebrew
NorskNorwegian
HrvatskiCroatian
CatalàCatalan
SlovenčinaSlovak
LietuviųLithuanian
SlovenščinaSlovenian
СрпскиSerbian
EestiEstonian
LatviešuLatvian
فارسیPersian
മലയാളംMalayalam
தமிழ்Tamil
اردوUrdu
SoBrief
Searching...
The Code Book
by Simon Singh • 1999
Wars, empires, and the internet all turn on one ancient problem: how to keep a secret.
4.30
29k+
The Code Book Summary
The Code Book 91%
Wars, empires, and the internet all turn on one ancient problem: how to keep a secret.
by Simon Singh 1999
4.30
29k+ ratings
The Codebreakers
by David Kahn • 1967
The hidden art that read the minds of kings, generals, and spies across four millennia.
4.18
2k+
The Codebreakers Summary
The Codebreakers 91%
The hidden art that read the minds of kings, generals, and spies across four millennia.
by David Kahn 1967
4.18
2k+ ratings
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
The GCHQ Puzzle Book Summary
The GCHQ Puzzle Book 90%
A spy agency's Christmas card puzzle drew half a million solvers. Their full vault is open.
by GCHQ 2019
4.02
402 ratings
Cryptography
by Fred C. Piper • 2002
A concise guide to the ciphers, keys, and math problems that secure every digital transaction.
3.56
506
Cryptography Summary
Cryptography 89%
A concise guide to the ciphers, keys, and math problems that secure every digital transaction.
by Fred C. Piper 2002
3.56
506 ratings
Cryptography
by Keith M. Martin • 2020
Your digital life depends on secret math. Who should be able to break it?
3.96
174
Cryptography Summary
Cryptography 89%
Your digital life depends on secret math. Who should be able to break it?
by Keith M. Martin 2020
3.96
174 ratings
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 and Crytography Summary
Information Theory, Coding and Crytography 89%
Entropy sets the limit. Coding reaches it. Cryptography locks it. One textbook covers all three.
by Ranjan Bose 2002
3.75
162 ratings
Code Warriors
by Stephen Budiansky • 2016
Math, machines, and moral compromise: the NSA's secret Cold War against the Soviets.
3.72
760
Code Warriors Summary
Code Warriors 88%
Math, machines, and moral compromise: the NSA's secret Cold War against the Soviets.
by Stephen Budiansky 2016
3.72
760 ratings
The Woman All Spies Fear
by Amy Butler Greenfield • 2021
She cracked Nazi spy rings and sank Prohibition crime empires. The government erased her name.
4.19
2k+
The Woman All Spies Fear Summary
The Woman All Spies Fear 88%
She cracked Nazi spy rings and sank Prohibition crime empires. The government erased her name.
by Amy Butler Greenfield 2021
4.19
2k+ ratings
The Bible Code
by Michael Drosnin • 1997
Genesis skip-code: assassins named, wars dated, atomic fire foretold. Math says it's no accident.
2.88
2k+
The Bible Code Summary
The Bible Code 88%
Genesis skip-code: assassins named, wars dated, atomic fire foretold. Math says it's no accident.
by Michael Drosnin 1997
2.88
2k+ ratings
Linguistic Fingerprints
by Roger J. Kreuz • 2023
The hidden patterns in your words identify you better than fingerprints: stylometry reads them.
3.50
20
Linguistic Fingerprints Summary
Linguistic Fingerprints 88%
The hidden patterns in your words identify you better than fingerprints: stylometry reads them.
by Roger J. Kreuz 2023
3.50
20 ratings
The Holy Place
by Henry Lincoln • 1991
Decoding a priest's hidden messages reveals the French countryside is a vast geometric temple.
3.58
156
The Holy Place Summary
The Holy Place 87%
Decoding a priest's hidden messages reveals the French countryside is a vast geometric temple.
by Henry Lincoln 1991
3.58
156 ratings
Identity and Data Security for Web Development
by Jonathan LeBlanc • 2016
Assume the database will be breached: the encryption, authentication, and UX tradeoffs worth making.
3.33
43
Identity and Data Security for Web Development Summary
Identity and Data Security for Web Development 87%
Assume the database will be breached: the encryption, authentication, and UX tradeoffs worth making.
by Jonathan LeBlanc 2016
3.33
43 ratings
The Art of Invisibility
by Kevin D. Mitnick • 2017
From encrypted messages to burner devices, a hacker guide to vanishing from always-on surveillance.
3.98
5k+
The Art of Invisibility Summary
The Art of Invisibility 87%
From encrypted messages to burner devices, a hacker guide to vanishing from always-on surveillance.
by Kevin D. Mitnick 2017
3.98
5k+ ratings
The Cuckoo's Egg
by Clifford Stoll • 1989
A 75-cent error, a pager, one astronomer chasing a KGB spy through military networks.
4.28
16k+
The Cuckoo's Egg Summary
The Cuckoo's Egg 87%
A 75-cent error, a pager, one astronomer chasing a KGB spy through military networks.
by Clifford Stoll 1989
4.28
16k+ ratings
Cybersecurity and Cyberwar
by P.W. Singer • 2013
The Internet trusts everyone. That made it a battlefield where attackers rarely get caught.
3.83
1k+
Cybersecurity and Cyberwar Summary
Cybersecurity and Cyberwar 87%
The Internet trusts everyone. That made it a battlefield where attackers rarely get caught.
by P.W. Singer 2013
3.83
1k+ ratings
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
CEH Certified Ethical Hacker All-in-One Exam Guide Summary
CEH Certified Ethical Hacker All-in-One Exam Guide 87%
A prep guide that turns ethical hacking exam objectives into hands-on attack and defense skills.
by Matt Walker 2011
3.97
297 ratings
Dark Wire
by Joseph Cox • 2024
The FBI secretly ran the encrypted phone company that criminals trusted, and read every message.
3.98
3k+
Dark Wire Summary
Dark Wire 87%
The FBI secretly ran the encrypted phone company that criminals trusted, and read every message.
by Joseph Cox 2024
3.98
3k+ ratings
The Theory That Would Not Die
by Sharon Bertsch McGrayne • 2011
Statisticians said it was dead. Turing used it to crack Enigma. Computers made it unstoppable.
3.77
3k+
The Theory That Would Not Die Summary
The Theory That Would Not Die 86%
Statisticians said it was dead. Turing used it to crack Enigma. Computers made it unstoppable.
by Sharon Bertsch McGrayne 2011
3.77
3k+ ratings
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
CISSP All-in-One Exam Guide Summary
CISSP All-in-One Exam Guide 86%
All ten CISSP domains in one guide: what you need for the exam and the job.
by Shon Harris 2001
4.10
927 ratings
From CIA to APT
by Amoroso and Amoroso • 2017
One crack for offense, everything sealed for defense: a map of cybersecurity's core principles.
3.70
88
From CIA to APT Summary
From CIA to APT 86%
One crack for offense, everything sealed for defense: a map of cybersecurity's core principles.
by Amoroso and Amoroso 2017
3.70
88 ratings
Fermat's Enigma
by Simon Singh • 1998
150 years, countless geniuses, one unproven hunch about primes, and a million dollars waiting.
4.3
34k+
Fermat's Enigma Summary
Fermat's Enigma 86%
150 years, countless geniuses, one unproven hunch about primes, and a million dollars waiting.
by Simon Singh 1998
4.3
34k+ ratings
Washington's Spies
by Alexander Rose • 2006
Washington's spies weren't professionals. They were neighbors who took their secret to the grave.
3.82
6k+
Washington's Spies Summary
Washington's Spies 86%
Washington's spies weren't professionals. They were neighbors who took their secret to the grave.
by Alexander Rose 2006
3.82
6k+ ratings
Cult of the Dead Cow
by Joseph Menn • 2019
From BBS pranks to Pentagon briefings: how a hacker collective wrote the playbook for cyberdefense.
3.75
2k+
Cult of the Dead Cow Summary
Cult of the Dead Cow 86%
From BBS pranks to Pentagon briefings: how a hacker collective wrote the playbook for cyberdefense.
by Joseph Menn 2019
3.75
2k+ ratings
Dragnet Nation
by Julia Angwin • 2014
A journalist tried to opt out of digital surveillance for a year. The system refused.
3.68
659
Dragnet Nation Summary
Dragnet Nation 86%
A journalist tried to opt out of digital surveillance for a year. The system refused.
by Julia Angwin 2014
3.68
659 ratings
The Hacker and the State
by Ben Buchanan • 2020
The most damaging attacks of this century arrived not through the air, but through code.
4.19
871
The Hacker and the State Summary
The Hacker and the State 86%
The most damaging attacks of this century arrived not through the air, but through code.
by Ben Buchanan 2020
4.19
871 ratings
The Hacker Crackdown
by Bruce Sterling • 1992
One AT&T crash, one Secret Service raid, and the accidental birth of digital civil liberties
3.80
3k+
The Hacker Crackdown Summary
The Hacker Crackdown 86%
One AT&T crash, one Secret Service raid, and the accidental birth of digital civil liberties
by Bruce Sterling 1992
3.80
3k+ ratings
Ghost in the Wires
by Kevin D. Mitnick • 2011
He never cracked a password. He cracked people, and the FBI chased him for years.
3.97
28k+
Ghost in the Wires Summary
Ghost in the Wires 86%
He never cracked a password. He cracked people, and the FBI chased him for years.
by Kevin D. Mitnick 2011
3.97
28k+ ratings
Inside Cyber Warfare
by Jeffrey Carr • 2009
Cyberwar is a proxy war: states pull the strings, criminals and patriots pull the triggers.
3.36
216
Inside Cyber Warfare Summary
Inside Cyber Warfare 86%
Cyberwar is a proxy war: states pull the strings, criminals and patriots pull the triggers.
by Jeffrey Carr 2009
3.36
216 ratings
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
Eleventh Hour CISSP® Summary
Eleventh Hour CISSP® 86%
CISSP domains turned into principles and formulas you can recall cold in the final hours.
by Joshua Feldman 2016
4.25
494 ratings
Tribe of Hackers
by Marcus J. Carey • 2019
The cybersecurity insight too many ignore: secure your people, not just your network.
3.90
262
Tribe of Hackers Summary
Tribe of Hackers 86%
The cybersecurity insight too many ignore: secure your people, not just your network.
by Marcus J. Carey 2019
3.90
262 ratings
Violent Python
by T.J. O'Connor • 2012
Python for security: build your own port scanners, wireless sniffers, and social engineering bots.
4.04
553
Violent Python Summary
Violent Python 86%
Python for security: build your own port scanners, wireless sniffers, and social engineering bots.
by T.J. O'Connor 2012
4.04
553 ratings
Privacy in the Age of Big Data
by Theresa Payton • 2014
Your devices watch everything you do. Here is what they collect and how to stop it.
3.56
112
Privacy in the Age of Big Data Summary
Privacy in the Age of Big Data 86%
Your devices watch everything you do. Here is what they collect and how to stop it.
by Theresa Payton 2014
3.56
112 ratings
Learn Python 3 the Hard Way
by Zed A. Shaw • 2017
Python without the hand-holding: type every line, debug every error, and build from the terminal up.
3.92
597
Learn Python 3 the Hard Way Summary
Learn Python 3 the Hard Way 86%
Python without the hand-holding: type every line, debug every error, and build from the terminal up.
by Zed A. Shaw 2017
3.92
597 ratings
Forbidden Science
by Jacques F. Vallée • 1993
A classified memo proved the UFO inquiry was a front. The real mystery predates the space age.
4.35
116
Forbidden Science Summary
Forbidden Science 86%
A classified memo proved the UFO inquiry was a front. The real mystery predates the space age.
by Jacques F. Vallée 1993
4.35
116 ratings
Network Security Essentials
by William Stallings • 1999
The structured approach to network security: from cryptographic foundations to firewall perimeters.
3.74
197
Network Security Essentials Summary
Network Security Essentials 86%
The structured approach to network security: from cryptographic foundations to firewall perimeters.
by William Stallings 1999
3.74
197 ratings
We Are Anonymous
by Parmy Olson • 2012
The internet's most notorious hacker collective was run by an FBI informant for eight months.
3.97
3k+
We Are Anonymous Summary
We Are Anonymous 86%
The internet's most notorious hacker collective was run by an FBI informant for eight months.
by Parmy Olson 2012
3.97
3k+ ratings
Exploding the Phone
by Phil Lapsley • 2013
The phone system had a hidden language. The teenagers who mastered it invented the modern hacker.
4.20
2k+
Exploding the Phone Summary
Exploding the Phone 86%
The phone system had a hidden language. The teenagers who mastered it invented the modern hacker.
by Phil Lapsley 2013
4.20
2k+ ratings
Threat Modeling
by Adam Shostack • 2014
Draw your software. Mark the trust boundaries. Ask six questions to find flaws before attackers do.
4.07
286
Threat Modeling Summary
Threat Modeling 86%
Draw your software. Mark the trust boundaries. Ask six questions to find flaws before attackers do.
by Adam Shostack 2014
4.07
286 ratings
The Anarchist Cookbook
by William Powell • 1971
Steal credit cards, make bombs from bleach, vanish: the most dangerous manual of 1971.
3.51
3k+
The Anarchist Cookbook Summary
The Anarchist Cookbook 86%
Steal credit cards, make bombs from bleach, vanish: the most dangerous manual of 1971.
by William Powell 1971
3.51
3k+ ratings
The Internet of Money, Volume Three
by Andreas M. Antonopoulos • 2019
Money without gatekeepers means financial privacy is no longer a favor, but a feature.
4.29
357
The Internet of Money, Volume Three Summary
The Internet of Money, Volume Three 86%
Money without gatekeepers means financial privacy is no longer a favor, but a feature.
by Andreas M. Antonopoulos 2019
4.29
357 ratings
Black Hat Python
by Justin Seitz • 2014
Turn the Python already on every server into a hacking platform that evades modern defenses.
4.11
618
Black Hat Python Summary
Black Hat Python 86%
Turn the Python already on every server into a hacking platform that evades modern defenses.
by Justin Seitz 2014
4.11
618 ratings
How to Disappear and Live Off the Grid
by John Kiriakou • 2022
A CIA officer's tradecraft for erasing your identity and living off the surveillance grid.
3.39
46
How to Disappear and Live Off the Grid Summary
How to Disappear and Live Off the Grid 86%
A CIA officer's tradecraft for erasing your identity and living off the surveillance grid.
by John Kiriakou 2022
3.39
46 ratings
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 Computing Summary
Quantum Computing 86%
Online encryption relies on math no classical computer can crack. Quantum ones do it instantly.
by Brian Clegg 2021
3.64
306 ratings
Dark Territory
by Fred Kaplan • 2016
Reagan asked if 'WarGames' was real. The answer launched a covert digital war still raging today.
3.90
3k+
Dark Territory Summary
Dark Territory 86%
Reagan asked if 'WarGames' was real. The answer launched a covert digital war still raging today.
by Fred Kaplan 2016
3.90
3k+ ratings
The Nature of Code
by Daniel Shiffman • 2012
Code that breathes: how to build simulations that move, think, and evolve on your screen.
4.57
502
The Nature of Code Summary
The Nature of Code 86%
Code that breathes: how to build simulations that move, think, and evolve on your screen.
by Daniel Shiffman 2012
4.57
502 ratings
Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry
by Albert Pike • 1871
Freemasonry's symbols carry an ancient philosophy of power and freedom that the Mysteries taught.
4.14
1k+
Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry Summary
Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry 86%
Freemasonry's symbols carry an ancient philosophy of power and freedom that the Mysteries taught.
by Albert Pike 1871
4.14
1k+ ratings
Hacking
by Jon Erickson • 2003
What your code actually says, not what you meant: the gap is where exploitation lives.
4.17
3k+
Hacking Summary
Hacking 86%
What your code actually says, not what you meant: the gap is where exploitation lives.
by Jon Erickson 2003
4.17
3k+ ratings
"I Have Nothing to Hide"
by Heidi Boghosian • 2021
Mass surveillance survives on one belief: privacy is for wrongdoers. Twenty myths keep it expanding.
3.64
191
"I Have Nothing to Hide" Summary
"I Have Nothing to Hide" 86%
Mass surveillance survives on one belief: privacy is for wrongdoers. Twenty myths keep it expanding.
by Heidi Boghosian 2021
3.64
191 ratings
Writing Secure Code
by Michael Howard • 2001
Every exploit begins with data your code trusted. The developer's manual for input validation.
4.01
372
Writing Secure Code Summary
Writing Secure Code 86%
Every exploit begins with data your code trusted. The developer's manual for input validation.
by Michael Howard 2001
4.01
372 ratings
The Fifth Domain
by Richard A. Clarke • 2019
A new battlefield has emerged online. Defense is up to companies and individuals not just government
4.02
825
The Fifth Domain Summary
The Fifth Domain 86%
A new battlefield has emerged online. Defense is up to companies and individuals not just government
by Richard A. Clarke 2019
4.02
825 ratings
Home
Swipe
Library
Get App
Try Full Access for 3 Days
Listen, bookmark, and more
Compare Features Free Pro
📖 Read Summaries
Read unlimited summaries. Free users get 3 per month
🎧 Listen to Summaries
Listen to unlimited summaries in 40 languages
❤️ Unlimited Bookmarks
Free users are limited to 4
📜 Unlimited History
Free users are limited to 4
📥 Unlimited Downloads
Free users are limited to 1
Risk-Free Timeline
Today: Get Instant Access
Listen to full summaries of 26,000+ books. That's 12,000+ hours of audio!
Day 2: Trial Reminder
We'll send you a notification that your trial is ending soon.
Day 3: Your subscription begins
You'll be charged on Jul 25,
cancel anytime before.
Consume 2.8× More Books
2.8× more books Listening Reading
Our users love us
600,000+ readers
Trustpilot Rating
TrustPilot
4.6 Excellent
This site is a total game-changer. I've been flying through book summaries like never before. Highly, highly recommend.
— Dave G
Worth my money and time, and really well made. I've never seen this quality of summaries on other websites. Very helpful!
— Em
Highly recommended!! Fantastic service. Perfect for those that want a little more than a teaser but not all the intricate details of a full audio book.
— Greg M
Save 62%
Yearly
$119.88 $44.99/year/yr
$3.75/mo
Monthly
$9.99/mo
Start a 3-Day Free Trial
3 days free, then $44.99/year. Cancel anytime.
Unlock a world of fiction & nonfiction books
26,000+ books for the price of 2 books
Read any book in 10 minutes
Discover new books like Tinder
Request any book if it's not summarized
Read more books than anyone you know
#1 app for book lovers
Lifelike & immersive summaries
30-day money-back guarantee
Download summaries in EPUBs or PDFs
Cancel anytime in a few clicks
Scanner
Find a barcode to scan

We have a special gift for you
Open
38% OFF
DISCOUNT FOR YOU
$79.99
$49.99/year
only $4.16 per month
Continue
2 taps to start, super easy to cancel
Settings
General
Widget
Loading...
We have a special gift for you
Open
38% OFF
DISCOUNT FOR YOU
$79.99
$49.99/year
only $4.16 per month
Continue
2 taps to start, super easy to cancel