I'd think not.
England will imprison people who forget passwords. Here are two examples:
England will imprison people who forget passwords. Here are two examples:
Also, keys which are only used for signing are specifically exempted from disclosure in the primary legislation - so don't hand over private TLS signing keys (if, and only if, you always use ephemeral keys, not static RSA) or any GnuPG/PGP signing keys (encryption subkeys on the other hand? However, GnuPG has a way to output the symmetric keys for individual messages, allowing you to limit the damage)!
Of course, if ever presented with any such order, you absolutely need very good legal advice rather than taking it from a lay random on Hacker News. I would definitely encourage you to fight, if you can.