The following is a list of the top 21 cybersecurity search engines shared by Basit Alvi on Twitter. This list will be particularly helpful for security researchers (aka ‘hackers’) looking to find deeper information not easily available on Internet search engines like Google, Bing etc.
Search for devices connected to the Internet.
Database of wireless networks, with statistics.
Search across a half million git repos.
Scans the Internet for threat intelligence.
Collections cyber-threat intelligence data.
Search for devices connected to the Internet – just like Shodan.
Assessing attach surface for Internet connected devices.
Search for email addresses belonging to a website.
Search for various threat intelligence.
Gather information about targets.
Search publicly indexed information.
Search Tor, I2P, data leaks, domains and emails
Search and monitor Internet connect assets.
Free service to scan and analyze websites.
Marketing and affiliate marketing research.
Search and discovery attack surfaces.
Search for certs that have been logged by CT.
Search vulnerabilities in a large database.
Search for threat intelligence.
Packet Storm Security
Browse latest vulnerabilities and exploits.
Search public S3 buckets.
Tweet credits: Basit Alvi