You can only catch the possible exfiltration of values you would like to be protected by breaking the end-to-end-encrypted HTTPS connection, decrypting, analysing/editing/blocking its content and re-encrypting this traffic (effectively a man-in-the-middle attack), which is generally considered a bad idea. See here why:
More background information is available from this discussion: https://malwaretips.com/threads/https-scan-should-you-enable-it.104630/