PolarProxy can create PCAP files with decrypted TLS traffic, such as HTTP and HTTP/2. You can even configure it to decrypt FTPS/IMAPS/SMTPS etc.
Disclaimer: PolarProxy is a free tool that is developed and maintained by us at Netresec.
This is not a collision attack, but a preimage attack
With a collision attack, the attacker has control over both inputs to the hash function, say x and y, and they want to find x and y such that x ≠ y but h(x) = h(y).
With a first preimage attack, the attacker knows h(x) but not x, and they want to find y such that h(y) = h(x). Importantly, the attacker ...