1. Knob Locks. Knob locks are the most common type of door lock available and the chief security method for most doors.
Kwikset Standard Deadbolt
The standard Kwikset deadbolt is the most common lock in America.
A normal door lock is likely to be a mortice lock – either a deadlock, sashlock, euro sash case or euro deadcase style. These offer high security for external doors and also act as a visible deterrent because burglars know they're difficult to overcome.
Deadbolts are one of the best door lock types as it provides the best protection against a break-in or a burglary. These are mainly three varieties – Lockable thumb turn, single and double. These locks are moved by turning a key or a knob without the use of a spring.
Deadbolt door locks are the most secure type of key lock and are commonly used on exterior house doors. Single and double cylinder locks are classified by strength from Grade 1 to Grade 3. Grade 1 is the highest and provides the best security.
Since they don't contain dials, keyed locks offer a superior level of security when compared to combination locks. Unless a thief has the key, he or she won't be able to open it. Furthermore, keyed locks are better protected against shimming than combination locks.
Single cylinder
This is the most common type of deadbolt used. Single cylinder deadbolts have an exterior keyhole that throws or retracts the deadbolt using a key on the outside. On the inside, you can lock and unlock the deadbolt with the thumbturn.
Single cylinder deadbolts are quite common in residential homes. Such locks use a key slot on one side with a thumb-turn mechanism on the other side; the key slot generally faces the outside of a door. This system also allows you to unlock and lock single cylinder deadbolts using a thumb turn from the inside.
The cylindrical lock is the most common of all door locks in use today. They are used to secure office doors, storerooms, and exterior doors. It is named for the locking cylinder located in the knob or lever. Some cylindrical locks require a key to lock and unlock them.
Less than 2% of burglaries involve shimming or picking a lock. It's important to remember that burglary and robbery are different. Burglars intentionally enter a property without the lawful owner's consent to commit a felony or intent to steal.
The latest research from YouGov shows that the vast majority of Americans lock their doors, both when they go out (93%) and when they're at home (77%).
The lock originated in the Near East; the oldest known example was found in the ruins of the palace of Khorsabad near Nineveh. Possibly 4,000 years old, it is of the type known as a pin tumbler or, from its widespread use in Egypt, an Egyptian lock.
Basic Cylinder Locks
Deadbolts use a solid piece of metal to secure the door, while standard cylinder locks use a spring to help make it easier to lock the door. Unfortunately, the spring does not provide much security and it can easily be forced. Deadbolts, however, are still vulnerable to lock picking.
Deadbolts have fewer vulnerabilities than traditional doorknob latch locks, but they are still pretty easy to bypass with the right approach. In this guide, we will discuss several popular techniques for unlocking pin tumbler deadbolts, including lock picking, lock bumping, and drilling the lock.
Schlage and Kwikset are two of the most popular lock manufacturers on the market. Both brands make excellent locks that homeowners can easily install, but Schlage locks tend to offer higher security and reliability and are trusted by big businesses.
Fire codes in some homes prohibit the use of double-keyed deadbolts on egress doors. In rental houses, it's crucial to take into account the liability of using double-keyed deadbolts. Before installing such a lock, be sure to check local laws.
Quality smart locks come with the same safety features as traditional locks, only with the added protection of: Required logins. You must have an account and password to access your smart lock's features. Encryption.
The Stronghold SS100CS padlock is the world's strongest padlock.
Combination locks are the most difficult to keep track of the combinations. They usually have 3-4 wheels that each can be set to any number between 1-0. Because of this, there are over 10,000 different possible combinations for a typical 4-wheel combination lock.
So, yes it's true: combination locks are less secure than keyed locks. But if you get a decent one with 4 or 5 dials and features that resist the most basic decoding techniques, then in the street, in most instances they are going to offer the same levels of protection as a decent keyed lock.
Its widely known that cheaper combination padlocks are relatively easy to crack by detecting the correct dial positions through touch and feel. Higher quality combination padlocks, such as those from the Squire Range, have overcome this limitation with special security features.