Stop sharing the front door key ; instead, give everyone their own key to the same room.

: You may see it in discussions on Stack Overflow regarding the calculation of Message Authentication Codes (MAC) or session keys. 3. Developer References

. Instead of everyone knowing the "Master Password," users are granted access through a secure bridge. Avoid the "123456" Trap:

Never use the same password for multiple accounts. If a hacker gets into one, they can try that password on every other service you use. Use the "8-4 Rule":

Instead of a permanent shared password, use tools that issue ephemeral credentials.

Never enter your password on a public or shared computer.