HackerRank is the market-leading coding test and interview solution for hiring developers. Start hiring at the pace of innovation!

Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews.

Join over 23 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews.

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Troll your friends and coworkers with Hacker Typer's Hacker Prank Simulator. We make it look like you're coding like a real hacker. Just start typing, we'll do the rest ;)

For Developers. Join over 21 million developers, practice coding skills, prepare for interviews, and get hired.

Reduce the risk of a security incident by working with the world’s largest community of trusted ethical hackers. HackerOne offers bug bounty, VDP, security assessments, attack surface management, and pentest solutions.

Created in 2011, Hacker Typer arose from a simple desire to look like the stereotypical hacker in movies and pop culture. Since that time, it has brought smiles to millions of people across the globe.

Hacker News is a community for sharing and discussing new ideas, work, and news stories.

Unlock the Secrets of Ethical Hacking with Our Cutting-Edge Courses . Learn from world renowned trainers and level up your cybersecurity skills in one convenient place. Say goodbye to dusty old torrents and hello to cutting-edge training that makes learning fun.