Certificate Transparency (CT) is an experimental IETF standard. The goal of it was to allow the public to audit which certificates were created by Certificate Authorities (CA). TLS has a weakness that comes from the large list of CAs that your browser implicitly trusts. If any of those CAs were to maliciously create a new certificate for a domain, your browser would trust it. CT adds benefits to T
![CT-Exposer - An OSINT Tool That Discovers Sub-Domains By Searching Certificate Transparency Logs - KitPloit - PenTest Tools for your Security Arsenal ☣](https://cdn-ak-scissors.b.st-hatena.com/image/square/65e773c64066e22457a7afd752b9ed65480e9d89/height=288;version=1;width=512/https%3A%2F%2Fblogger.googleusercontent.com%2Fimg%2Fb%2FR29vZ2xl%2FAVvXsEhBN_hKp1WxbNq2XZPJVevozCM1jMKIBRoOX_GnelHXfHPAnj1OD0LbotVlnsC9ODNfib9ODE-UQpwzBjvWcICK0-j3RzKkPklZ1NtJIB7k1KlGzbqarkKzjn79mSG62tiS_QHkTelFtSLj%2Fs1600%2Fct-exposer_1.png)