关于如何获取HTTPS解密密钥的技术问询

Great question—since you already have a grasp on HTTPS encryption basics, let’s break down why this isn’t feasible (or legal) in nearly all cases:

• HTTPS is built to block exactly this scenario
  The decryption keys used for HTTPS sessions are temporary, unique to each connection, and negotiated securely between the client (like a browser) and server. These keys are never sent directly over the network—instead, they’re derived using asymmetric encryption, where only the server holds the private key needed to unlock the initial handshake data. An external third party has no way to intercept or extract this key with a simple command.

• No legitimate "magic command" exists for third-party traffic
  There are no publicly available, legal commands or tools that can pull someone else’s HTTPS decryption key. Any attempt to do so would require exploiting rare, unpatched vulnerabilities in TLS (the protocol powering HTTPS)—and even then, this isn’t a straightforward "command" but a complex exploit that’s unethical and illegal.

• The only exception is your own traffic
  If you want to decrypt your own HTTPS traffic (for debugging, for example), you can use tools like Wireshark with keys exported from your browser or OS. For instance, in Chrome, you can set the SSLKEYLOGFILE environment variable to log session keys, then import that file into Wireshark to decrypt your captured traffic. But this only works for traffic from your own device—you can’t use this to decrypt someone else’s data without their explicit permission and access to their system.

• Legal and ethical red flags
  Unauthorized access to or decryption of someone else’s HTTPS traffic violates privacy laws in most regions (like the GDPR or CFAA). Even if you could find a way to extract these keys, doing so would put you at serious legal risk.

内容的提问来源于stack exchange，提问作者S. Backlayn