Indeed and in 2012 even Microsoft suggested a minimum of 1024 bits. https://support.microsoft.com/en-us/help/2661254/microsoft-security-advisory-update-for-min

Indeed and in 2012 even Microsoft suggested a minimum of 1024 bits. https://support.microsoft.com/en-us/help/2661254/microsoft-security-advisory-update-for-minimum-certificate-key-length https://support.microsoft.com/en-us/help/2661254/microsoft-s... At this point I think 2048 or 4096 is recommended.