This video lesson discusses the IBM-created data access tool called "SEQUEL." This video lesson from Khan Academy is intended for students who are taking an introductory computer programming course.

This video lesson provides an introduction to coding theory. This video lesson from Khan Academy is intended for students who are taking an introductory computer science course.

This video lesson discusses the Sieve of Eratosthenes, a method that allows people to generate a list of primes. This video lesson from Khan Academy is intended for students who are taking an introductory computer science course.

In this video lesson, the following question is answered: Can information theory help us talk to aliens? This video lesson from Khan Academy is intended for students who are taking an introductory computer science course.

This video shows the third step in setting up a trap-door function for RSA, the public-key cryptosystem that is used for safe data transmission. This video lesson from Khan Academy is intended for students who are taking an introductory...

In this lesson, random sequences and pseudorandom number sequences are discussed. This video lesson from Khan Academy is intended for students who are taking an introductory computer science course.

This video lesson from Khan Academy is designed for high school, or college students, who are enrolled in a computer science course. This lesson provides challenges with prime numbers and actorization, information that will later connect...

Google Security Princess Parisa Tabriz and Jenny Martin from Symantec introduce the most common types of cybercrime, including viruses, malware, DDOS attacks and phishing scams. This video lesson from Khan Academy is intended for...

Mia Epner, who works on security for a US national intelligence agency, explains how cryptography allows for the secure transfer of data online. This video explains 256-bit encryption, public and private keys, SSL & TLS and HTTPS....

Tumblr founder David Karp and Xbox program manager Jasmine Lawrence give a detailed description of how files and webpages are sent and received using HTTP and HTML. This video lesson from Khan Academy is intended for students who are...

The 'Hour of Code' is a nationwide initiative by Computer Science Education Week and Code.org to introduce millions of students to one hour of computer science and computer programming. This video lesson from Khan Academy is intended for...

This video lesson from Khan Academy is intended for students who are taking an introductory computer science course. Natural simulations are discussed in this segment.

This video lesson explains how to make webpages interactive. This video lesson from Khan Academy is intended for students who are taking an introductory computer science course.

Students will learn how to use SQL, a useful resource for connecting relational databases, in this interactive course! This video lesson from Khan Academy is intended for students who are taking an introductory computer science course.

A look at the man who is the father of modern computing. [15 min, 25 secs]