stars 1 stars 2 stars 3

View CIS's top competitors like 360training, Bugcrowd, and Cybint Solutions.

McAfee
We’re creating what’s next in online protection. As technologists, creatives, and people who thrive on looking forward, we make life online safe, so everyone can enjoy it with confidence—in all the ever-shifting forms it will take. Just as life online is full of possibility, life at McAfee is as well. You’ll have the freedom to explore challenges, take smart risks, and reach your potential in one of the fastest-growing industries in the world—backed by a team that supports and inspires you.
San Jose, California, US
Public
$378.1M Revenue
https://www.mcafee.com/
5.6K Employees
MCFE Ticker
KnowBe4
KnowBe4 empowers the modern workforce to make smarter security decisions every day. Trusted by more than 70,000 organizations worldwide, KnowBe4 is the pioneer of digital workforce security, securing both AI agents and humans. The KnowBe4 Platform provides attack simulation and training, collaboration security, and agent security powered by AIDA (Artificial Intelligence Defense Agents) and a proprietary Risk Score. The platform leverages 15-years of behavioral data to combat advanced threats including social engineering, prompt injection, and shadow AI. By securing humans and agents, KnowBe4 leads the industry in workforce trust and defense.
Clearwater, Florida, US
Public
$265.5M Revenue
http://www.knowbe4.com
2.6K Employees
KNBE Ticker
HackerOne
HackerOne is a global leader in Continuous Threat Exposure Management (CTEM). The HackerOne Platform unites agentic AI solutions with the ingenuity of the world’s largest community of security researchers to continuously discover, validate, prioritize, and remediate exposures across code, cloud, and AI systems. Through solutions like bug bounty, vulnerability disclosure, agentic pentesting, AI red teaming, and code security, HackerOne delivers measurable, continuous reduction of cyber risk for enterprises. Industry leaders, including Anthropic, Crypto.com, General Motors, Goldman Sachs, Lufthansa, Uber, UK Ministry of Defence, and the U.S. Department of Defense, trust HackerOne to safeguard their digital ecosystems. HackerOne was recognized in Gartner’s Emerging Tech Impact Radar: AI Cybersecurity Ecosystem report for its leadership in AI Security Testing and has been named a Most Loved Workplace for Young Professionals (2024).
San Francisco, California, US
Private
$76.9M Revenue
https://hackerone.com
6.9K Employees
Learn More
How It Works
get free account
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups.
search page
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies – all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension.
get contact page
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API.
G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2025
g2crowd
G2Crowd Trusted
chromestore
300K+ Plugin Users