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Safe-cracking is opening a safe without a combination or key. There are many methods of safe-cracking ranging from brute force methods to guessing the combination. The easiest method that can be used on many safes is "safe bouncing", which involves hitting the safe on top; this may cause the locking pin to budge, opening the safe [citation needed].
Scoping a safe is the process of drilling a hole and inserting a borescope into the safe to get an intimate look into a specific part of the security container. When manipulation-proof mechanical locks and glass re-lockers are implemented as security measures, scoping is the most practical option.
Security pins (e.g. spool or mushroom pins)—even when combined with a regular tumbler mechanism—generally make bumping somewhat more difficult but not impossible. Because a bump key must only have the same blank profile as the lock it is made to open, restricted or registered key profiles are not any safer from bumping.
A Wordlock letter combination lock.. A combination lock is a type of locking device in which a sequence of symbols, usually numbers, is used to open the lock. The sequence may be entered using a single rotating dial which interacts with several discs or cams, by using a set of several rotating discs with inscribed symbols which directly interact with the locking mechanism, or through an ...
SentrySafe is a brand of safes manufactured in Rochester, New York. It is owned by the Master Lock Company. [1] It markets safes designed for home, business, and gun storage. In addition to security, SentrySafe includes a range of Underwriters Laboratories (UL)-rated safes to protect valuables from both fire and water.
A United States Government Class 5-B vault door, which has been tested and approved by the Government under Fed. Spec. AA-D-600D, is ballistic resistant and affords the following security protection: 20 man-hours against surreptitious entry. 30 man-minutes against covert entry. 10 man-minutes against forced entry.
This will allow the safe to be opened when the batteries are changed after the pre-set time if the correct code is entered. Some electronic combination locks with a time-delay feature require the code to be entered twice: once to start the timer, and a second to unlock and open the safe entered after the delay period has expired.
Sargent & Greenleaf, Inc., more commonly known among Safe and Vault technician circles as S&G, is a U.S. company that manufactures combination locks, key-operated safe and safe deposit box locks, high security military padlocks, and associated equipment.