Certificate transparency is superb improvement to HTTPS certificate security on the web that's great for users and businesses, but on Android it creates a huge problem for the many developer tools like HTTP Toolkit which install trusted system certificates into Android to intercept & debug app traffic. This doesn't appear in the main announcements anywhere, but buried deep in the enterprise releas
![Android Chrome 99 expands Certificate Transparency, breaking all MitM dev tools](https://cdn-ak-scissors.b.st-hatena.com/image/square/d44ea86c19928c3b875a2c0afbef1467ca6f74c4/height=288;version=1;width=512/https%3A%2F%2Fhttptoolkit.com%2Fstatic%2Fdad31f4452a01458258a797bb0c4174e%2F3c289%2Fperson-behind-mirror.jpg)