How to convert LDAP timestamp to Unix timestamp

Question

When I retrieve the LDAP attribute \"pwdLastSet\" of an Active Directory using PHP I get a value like 1.29265206716E+17. I know that this value represents the date \"Tue Aug

Answer 1

There's this page suggesting that it is "100-nanosecond units passed since 1.1.1601 00:00:00", this might be helpful.

EDIT: 1600 »» 1601