There is no password here and nothing to reset. Your key signs a sentence this page shows you, and the chain says whether that key holds the name.
Your wallet shows you the same words and signs those. If the two ever differed, the signature would not verify here — so there is nothing to check by eye, and it is shown anyway because a login that hides what it signs teaches the wrong habit.
If the wallet window could not reach this page, paste what it showed you.
It proves a key, not a person. Anyone holding this wallet's recovery phrase can produce the same proof.
It authorises nothing. No payment, no delegation, no vote and no change to your identity can be made with this signature.
It expires. It says who held this name at one instant; a name can be sold, burned or moved to a new key in the next block.
It gives you no operator role. Signing in is not permission to run or administer anything.
This door serves one holder their own view. Ask it for somebody else's and it refuses in Themis's own words — the same table the operator surfaces use.