Udacity Logo
Log InJoin for Free

Intro to Information Security


Last Updated March 7, 2022


No experience required

Course Lessons

Lesson 1

Course Information

Lesson 2

P1:L1 The Security Mindset

Lesson 3

P1:L2 Software Security

Lesson 4

P1:L3 Operating System Security

Lesson 5

P1:L4 Authentication

Lesson 6

P1:L5 Access Control

Lesson 7

P1:L6 Mandatory Access Control

Lesson 8

P1:L7 Database Security

Lesson 9

P2:L1 Malicious Code

Lesson 10

P2:L2 Modern Malware

Lesson 11

P2:L3 Firewalls

Lesson 12

P2:L4 Intrusion Detection

Lesson 13

P2:L5 Intro to Cryptography

Lesson 14

P2:L6 Symmetric Encryption

Lesson 15

Review of Modular Arithmetic

Lesson 16

P2:L7 Public Key Cryptography

Lesson 17

P2:L8 Hashes

Lesson 18

P2:L9 Security Protocols

Lesson 19

P2:L10 IPSec and TLS

Lesson 20

P2:L11 Wireless & Mobile Security

Lesson 21

P2:L12 Web Security

Lesson 22

P3:L1 Cyber Security

Lesson 23

P3:L2 Law, Ethics, and Privacy

Lesson 24

Interview with Col. Greg Conti

Taught By The Best

Photo of Wenke Lee

Wenke Lee


Photo of Mustaque Ahamad

Mustaque Ahamad


Photo of Catherine Gamboa

Catherine Gamboa


The Udacity Difference

Combine technology training for employees with industry experts, mentors, and projects, for critical thinking that pushes innovation. Our proven upskilling system goes after success—relentlessly.

Demonstrate proficiency with practical projects

Projects are based on real-world scenarios and challenges, allowing you to apply the skills you learn to practical situations, while giving you real hands-on experience.

  • Gain proven experience

  • Retain knowledge longer

  • Apply new skills immediately

Top-tier services to ensure learner success

Reviewers provide timely and constructive feedback on your project submissions, highlighting areas of improvement and offering practical tips to enhance your work.

  • Get help from subject matter experts

  • Learn industry best practices

  • Gain valuable insights and improve your skills

Get Started Today

Intro to Information Security


  • Unlimited access to our learning catalog
  • Always-on learning assistant
  • Personalized project reviews
  • Program certificates
  • Learner community

4 Months

Average time to complete a Nanodegree program

  • All the same great benefits in our month-to-month plan
  • Most cost-effective way to acquire a new set of skills
Discount applies to the first 4 months of membership, after which plans are converted to month-to-month.