Code Review Badge

30 Completed
81 Videos
107 Exercises

Code Review Videos

Snippet Review Exercises

Easy image for Golang Snippet #01

Golang Snippet #01

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 661 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #02

Golang Snippet #02

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 585 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #03

Golang Snippet #03

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 476 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #04

Golang Snippet #04

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 543 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #05

Golang Snippet #05

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 504 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #06

Golang Snippet #06

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 431 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #07

Golang Snippet #07

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 458 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #08

Golang Snippet #08

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 426 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #09

Golang Snippet #09

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 406 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #10

Golang Snippet #10

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 436 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #11

Golang Snippet #11

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 430 students
  • Takes Less than an hour on average

 

Easy image for Golang Snippet #12

Golang Snippet #12

  • This challenge covers the review of a snippet of code written in Golang
  • 1 video
  • Completed by 383 students
  • Takes Less than an hour on average

 

Easy image for PHP Snippet #01

PHP Snippet #01

  • This challenge covers the review of a snippet of code written in PHP
  • 1 video
  • Completed by 1216 students
  • Takes Less than an hour on average

 

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PHP Snippet #02

  • This challenge covers the review of a snippet of code written in PHP
  • 1 video
  • Completed by 1019 students
  • Takes Less than an hour on average

 

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PHP Snippet #03

  • This challenge covers the review of a snippet of code written in PHP
  • 1 video
  • Completed by 829 students
  • Takes Less than an hour on average

 

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PHP Snippet #04

  • This challenge covers the review of a snippet of code written in PHP
  • 1 video
  • Completed by 796 students
  • Takes Less than an hour on average

 

Easy image for PHP Snippet #05

PHP Snippet #05

  • This challenge covers the review of a snippet of code written in PHP
  • 1 video
  • Completed by 730 students
  • Takes Less than an hour on average

 

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PHP Snippet #06

  • This challenge covers the review of a snippet of code written in PHP
  • 1 video
  • Completed by 790 students
  • Takes Less than an hour on average

 

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PHP Snippet #07

  • This challenge covers the review of a snippet of code written in PHP
  • 1 video
  • Completed by 665 students
  • Takes Less than an hour on average

 

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PHP Snippet #08

  • This challenge covers the review of a snippet of code written in PHP
  • 1 video
  • Completed by 566 students
  • Takes Less than an hour on average

 

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PHP Snippet #09

  • This challenge covers the review of a snippet of code written in PHP
  • 1 video
  • Completed by 564 students
  • Takes Less than an hour on average

 

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Ruby Snippet #01

  • This challenge covers the review of a snippet of code written in Ruby
  • 1 video
  • Completed by 327 students
  • Takes Between 1 and 2 hours on average

 

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Ruby Snippet #02

  • This challenge covers the review of a snippet of code written in Ruby
  • 1 video
  • Completed by 334 students
  • Takes Less than an hour on average

 

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Ruby Snippet #03

  • This challenge covers the review of a snippet of code written in Ruby
  • 1 video
  • Completed by 353 students
  • Takes Less than an hour on average

 

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Ruby Snippet #04

  • This challenge covers the review of a snippet of code written in Ruby
  • 1 video
  • Completed by 322 students
  • Takes Less than an hour on average

 

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Ruby Snippet #05

  • This challenge covers the review of a snippet of code written in Ruby
  • 1 video
  • Completed by 352 students
  • Takes Less than an hour on average

 

Easy image for Ruby Snippet #06

Ruby Snippet #06

  • This challenge covers the review of a snippet of code written in Ruby
  • 1 video
  • Completed by 340 students
  • Takes Less than an hour on average

 

Easy image for Ruby Snippet #07

Ruby Snippet #07

  • This challenge covers the review of a snippet of code written in Ruby
  • 1 video
  • Completed by 278 students
  • Takes Less than an hour on average

 

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Ruby Snippet #08

  • This challenge covers the review of a snippet of code written in Ruby
  • 1 video
  • Completed by 309 students
  • Takes Less than an hour on average

 

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Ruby Snippet #09

  • This challenge covers the review of a snippet of code written in Ruby
  • 1 video
  • Completed by 284 students
  • Takes Less than an hour on average

 

Easy image for Javascript Snippet #01

Javascript Snippet #01

  • This challenge covers the review of a snippet of code written in JavaScript
  • 1 video
  • Completed by 994 students
  • Takes Less than an hour on average

 

Easy image for Javascript Snippet #02

Javascript Snippet #02

  • This challenge covers the review of a snippet of code written in JavaScript
  • 1 video
  • Completed by 778 students
  • Takes Less than an hour on average

 

Easy image for Javascript Snippet #03

Javascript Snippet #03

  • This challenge covers the review of a snippet of code written in JavaScript
  • 1 video
  • Completed by 787 students
  • Takes Less than an hour on average

 

Easy image for Javascript Snippet #04

Javascript Snippet #04

  • This challenge covers the review of a snippet of code written in JavaScript
  • 1 video
  • Completed by 728 students
  • Takes Less than an hour on average

 

Easy image for Javascript Snippet #05

Javascript Snippet #05

  • This challenge covers the review of a snippet of code written in JavaScript
  • 1 video
  • Completed by 745 students
  • Takes Less than an hour on average

 

Easy image for Javascript Snippet #06

Javascript Snippet #06

  • This challenge covers the review of a snippet of code written in JavaScript
  • 1 video
  • Completed by 681 students
  • Takes Less than an hour on average

 

Easy image for Javascript Snippet #07

Javascript Snippet #07

  • This challenge covers the review of a snippet of code written in JavaScript
  • 1 video
  • Completed by 689 students
  • Takes Less than an hour on average

 

Easy image for TypeScript Snippet #01

TypeScript Snippet #01

  • This challenge covers the review of a snippet of code written in TypeScript
  • 1 video
  • Completed by 553 students
  • Takes Less than an hour on average

 

Easy image for TypeScript Snippet #02

TypeScript Snippet #02

  • This challenge covers the review of a snippet of code written in TypeScript
  • 1 video
  • Completed by 507 students
  • Takes Less than an hour on average

 

Easy image for TypeScript Snippet #03

TypeScript Snippet #03

  • This challenge covers the review of a snippet of code written in TypeScript
  • 1 video
  • Completed by 490 students
  • Takes Less than an hour on average

 

Easy image for TypeScript Snippet #04

TypeScript Snippet #04

  • This challenge covers the review of a snippet of code written in TypeScript
  • 1 video
  • Completed by 413 students
  • Takes Less than an hour on average

 

Easy image for TypeScript Snippet #05

TypeScript Snippet #05

  • This challenge covers the review of a snippet of code written in TypeScript
  • 1 video
  • Completed by 438 students
  • Takes Less than an hour on average

 

Easy image for TypeScript Snippet #06

TypeScript Snippet #06

  • This challenge covers the review of a snippet of code written in TypeScript
  • 1 video
  • Completed by 362 students
  • Takes Less than an hour on average

 

Easy image for TypeScript Snippet #07

TypeScript Snippet #07

  • This challenge covers the review of a snippet of code written in TypeScript
  • 1 video
  • Completed by 323 students
  • Takes Less than an hour on average

 

Easy image for TypeScript Snippet #08

TypeScript Snippet #08

  • This challenge covers the review of a snippet of code written in TypeScript
  • 1 video
  • Completed by 368 students
  • Takes Less than an hour on average

 

Easy image for TypeScript Snippet #09

TypeScript Snippet #09

  • This challenge covers the review of a snippet of code written in TypeScript
  • 1 video
  • Completed by 392 students
  • Takes Less than an hour on average

 

Easy image for Java Snippet #01

Java Snippet #01

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 773 students
  • Takes Less than an hour on average

 

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Java Snippet #02

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 701 students
  • Takes Less than an hour on average

 

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Java Snippet #03

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 647 students
  • Takes Less than an hour on average

 

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Java Snippet #04

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 602 students
  • Takes Less than an hour on average

 

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Java Snippet #05

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 541 students
  • Takes Less than an hour on average

 

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Java Snippet #06

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 479 students
  • Takes Less than an hour on average

 

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Java Snippet #07

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 755 students
  • Takes Less than an hour on average

 

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Java Snippet #08

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 657 students
  • Takes Less than an hour on average

 

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Java Snippet #09

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 500 students
  • Takes Less than an hour on average

 

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Java Snippet #10

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 513 students
  • Takes Less than an hour on average

 

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Java Snippet #11

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 496 students
  • Takes Less than an hour on average

 

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Java Snippet #12

  • This challenge covers the review of a snippet of code written in Java
  • 1 video
  • Completed by 471 students
  • Takes Less than an hour on average

 

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Python Snippet #01

  • This challenge covers the review of a snippet of code written in Python
  • 1 video
  • Completed by 956 students
  • Takes Less than an hour on average

 

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Python Snippet #02

  • This challenge covers the review of a snippet of code written in Python
  • 1 video
  • Completed by 764 students
  • Takes Less than an hour on average

 

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Python Snippet #03

  • This challenge covers the review of a snippet of code written in Python
  • 1 video
  • Completed by 662 students
  • Takes Less than an hour on average

 

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Python Snippet #04

  • This challenge covers the review of a snippet of code written in Python
  • 1 video
  • Completed by 605 students
  • Takes Less than an hour on average

 

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Python Snippet #05

  • This challenge covers the review of a snippet of code written in Python
  • 1 video
  • Completed by 638 students
  • Takes Less than an hour on average

 

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Python Snippet #06

  • This challenge covers the review of a snippet of code written in Python
  • 1 video
  • Completed by 726 students
  • Takes Less than an hour on average

 

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Python Snippet #07

  • This challenge covers the review of a snippet of code written in Python
  • 1 video
  • Completed by 634 students
  • Takes Less than an hour on average

 

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Python Snippet #08

  • This challenge covers the review of a snippet of code written in Python
  • 1 video
  • Completed by 555 students
  • Takes Less than an hour on average

 

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Python Snippet #09

  • This challenge covers the review of a snippet of code written in Python
  • 1 video
  • Completed by 615 students
  • Takes Less than an hour on average

 

Patch Review Exercises

Easy image for CVE-2021-4379x

CVE-2021-4379x

  • This challenge covers the review of a CVE and its patch
  • Completed by 303 students
  • Takes Less than an hour on average
  • Golang

 

Easy image for CVE-2021-45xx9

CVE-2021-45xx9

  • This challenge covers a vulnerable snippet in a real Python application
  • Completed by 281 students
  • Takes Less than an hour on average
  • Python

 

Easy image for CVE-2021-4xx50

CVE-2021-4xx50

  • This challenge covers the review of a CVE and its patch
  • Completed by 383 students
  • Takes Less than an hour on average
  • Golang

 

Easy image for CVE-2022-3x7x1

CVE-2022-3x7x1

  • This challenge covers the review of a CVE and its patch
  • Completed by 280 students
  • Takes Less than an hour on average
  • Java

 

Easy image for CVE-2008-1x3x

CVE-2008-1x3x

  • This challenge covers the review of a CVE and its patch
  • 1 video
  • Completed by 304 students
  • Takes Less than an hour on average
  • PHP

 

Easy image for CVE-2008-4x9x

CVE-2008-4x9x

  • This challenge covers the review of a CVE and its patch
  • Completed by 201 students
  • Takes Less than an hour on average
  • PHP

 

Easy image for CVE-2008-5x8x

CVE-2008-5x8x

  • This challenge covers the review of a CVE and its patch
  • 1 video
  • Completed by 219 students
  • Takes Less than an hour on average
  • Ruby

 

Easy image for CVE-2009-3x8x

CVE-2009-3x8x

  • This challenge covers the review of a CVE and its patch
  • 1 video
  • Completed by 221 students
  • Takes Less than an hour on average
  • Ruby

 

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CVE-2020-17xx7

  • This challenge covers the review of a CVE and its patch
  • 1 video
  • Completed by 366 students
  • Takes Less than an hour on average
  • Java

 

Easy image for CVE-2020-9x9x

CVE-2020-9x9x

  • This challenge covers the review of a CVE and its patch
  • 1 video
  • Completed by 291 students
  • Takes Less than an hour on average
  • Java

 

Easy image for CVE-2006-4xxx

CVE-2006-4xxx

  • This challenge covers the review of a CVE and its patch
  • 1 video
  • Completed by 281 students
  • Takes Less than an hour on average
  • Ruby

 

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CVE-2006-4xxx_ii

  • This challenge covers the review of a CVE and its patch
  • Completed by 201 students
  • Takes Less than an hour on average
  • Ruby

 

Easy image for CVE-2020-11xxx

CVE-2020-11xxx

  • This challenge covers the review of a CVE and its patch
  • Completed by 276 students
  • Takes Less than an hour on average
  • Java

 

Easy image for CVE-2020-17xx8

CVE-2020-17xx8

  • This challenge covers the review of a CVE and its patch
  • Completed by 258 students
  • Takes Less than an hour on average
  • Java

 

Easy image for CVE-2021-37xxx

CVE-2021-37xxx

  • This challenge covers the review of a CVE and its patch
  • Completed by 231 students
  • Takes Less than an hour on average
  • Python

 

Easy image for CVE-2021-39x3x

CVE-2021-39x3x

  • This challenge covers the review of a CVE and its patch
  • Completed by 176 students
  • Takes Less than an hour on average
  • Java

 

Easy image for CVE-2008-5x8x_ii

CVE-2008-5x8x_ii

  • This challenge covers the review of a CVE and its patch
  • 1 video
  • Completed by 177 students
  • Takes Less than an hour on average
  • Ruby

 

Easy image for CVE-2019-5x2x

CVE-2019-5x2x

  • This challenge covers the review of a CVE and its patch
  • 1 video
  • Completed by 166 students
  • Takes Less than an hour on average
  • Ruby

 

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CVE-2020-13xxx

  • This challenge covers the review of a CVE and its patch
  • Completed by 185 students
  • Takes Less than an hour on average
  • Java

 

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CVE-2021-381xx

  • This challenge covers the review of a CVE and its patch
  • Completed by 211 students
  • Takes Less than an hour on average
  • Java

 

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CVE-2022-26xx9

  • This challenge covers a vulnerable snippet in a real Java application
  • Completed by 172 students
  • Takes Less than an hour on average
  • Java

 

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CVE-2005-2x8x

  • This challenge covers the review of a CVE and its patch
  • Completed by 188 students
  • Takes Less than an hour on average
  • PHP

 

Code Review Exercises

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Code Review 01

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 387 students
  • Takes Between 1 and 2 hours on average
  • JavaScript

 

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Code Review 02

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 244 students
  • Takes Between 1 and 2 hours on average
  • Python

 

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Code Review 03

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 115 students
  • Takes Between 2 and 4 hours on average
  • JavaScript

 

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Code Review 04

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 201 students
  • Takes Between 1 and 2 hours on average
  • JavaScript

 

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Code Review 05

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 98 students
  • Takes Between 2 and 4 hours on average
  • JavaScript

 

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Code Review 06

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 64 students
  • Takes Between 2 and 4 hours on average
  • Golang

 

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Code Review 07

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 127 students
  • Takes Between 1 and 2 hours on average
  • Golang

 

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Code Review 08

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 131 students
  • Takes Between 1 and 2 hours on average
  • Golang

 

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Code Review 09

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 100 students
  • Takes Between 1 and 2 hours on average
  • Golang

 

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Code Review 10

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 135 students
  • Takes Less than an hour on average
  • Golang

 

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Code Review 11

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 55 students
  • Takes Between 2 and 4 hours on average
  • C#/.Net

 

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Code Review 12

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 190 students
  • Takes Less than an hour on average
  • Java

 

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Code Review 13

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 86 students
  • Takes Between 2 and 4 hours on average
  • Java

 

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Code Review 14

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 154 students
  • Takes Less than an hour on average
  • Java

 

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Code Review 15

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 140 students
  • Takes Less than an hour on average
  • Java

 

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Code Review 16

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 139 students
  • Takes Less than an hour on average
  • Java

 

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Code Review 17

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 71 students
  • Takes Between 1 and 2 hours on average
  • .Net

 

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Code Review 18

  • This exercise is one of our challenges to help you learn how to review real source code
  • Completed by 54 students
  • Takes Between 1 and 2 hours on average
  • Java