Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to manage your passwords [title] Avoid using easy-to-identify-and therefore easy-to-hack-passwords such as family names, birthdays, house numbers, phone numbers. [step] In particular, never use a social security number as a password. Hackers have become expert at decrypting social security numbers based on knowledge of how they are assigned to individuals.

Ending1: [title] Ensure that you understand the laws in your jurisdiction. [step] The specific laws you must heed when using this strategy are different for every jurisdiction. Ending2: And really never think about getting into family numbers unless you know for sure who they are. Don't make a habit of using a number that isn't your own. Ending3: [title] Brainstorm a short list of passwords that you will remember. [step] Have passwords handy before you are prompted to create one helps to take the pressure off and prevent you from creating easily decrypted passwords. Ending4: By using security locks, hackers can instantly bypass a user's password. [substeps] Using password locks may prevent you from sharing passwords with other users, usually through other means besides using your social security number.

Answer format: ending1/ending2/ending3/ending4