The master key is a separate RSA key pair and the private key is also encrypted with a password. In order to "activate" the master key for a user, his password key is encrypted with the public master key and the encrypted password key is then stored at Boxcryptor's servers.
A master private key is the extended private key at the root of a HD tree, and is derived directly from the seed of a HD wallet.
Private key encryption is often used to encrypt data stored or transmitted between two parties. For example, when you log in to a website using a username and password, the password is often encrypted using a private key before it is transmitted to the web server.
Master Keying
At a first guess, one may think that this key allows access to any lock on any door. In reality, a master key is a key that can open multiple doors that use the same keying system. These keys can be useful in apartment scenarios, where each tenant has their own key, that opens only their front door.
The change key will open only that specific lock, while the master key will open that lock and several others in a group. In these locks, a few of the pin pairs are separated by a third pin. This third pin is called a master wafer or spacer.
If the building has been master keyed, the same key will open any apartment door in the building. While the keys made for apartment 101 won't open the door for apartment 102, a master key will open both doors. This makes it easier when tenants lose keys or maintenance needs access to the apartment during an emergency.
A master key system with high security locks ensures total peace of mind for both residents of a building and its management team. Master keying makes certain restricted areas remain secure, whilst also granting access to specific people in case of emergencies or protocol.
Master keys and change keys
When lock rekeying into a master key system, two keys are created: Change key: This key can open the master lock, but only the master lock. It cannot be used inside any other locks you have. Master key: The master key can open all locks you have in your residential or commercial property.
Master keys operate all locks in a set. An example of who would benefit most from this would be an office manager or maintenance worker who needs access to each individual office or common space in a building.
A private key, also known as a secret key, is a variable in cryptography that is used with an algorithm to encrypt and decrypt data. Secret keys should only be shared with the key's generator or parties authorized to decrypt the data.
A cryptographic key that is used with an asymmetric (public key) cryptographic algorithm. The private key is uniquely associated with the owner and is not made public. The private key is used to compute a digital signature that may be verified using the corresponding public key.
A master key is a key that opens several different locks, related in some way, within a master key system. For example, an elementary school may have a master key which will open all classroom doors. Classroom doors would each also be opened by a key which would only open that one classroom door.
In this blog, we will talk about the 4 different types of Master Key Systems, along with the purpose of each system and the different benefits that each system has.
Master Key Systems Are Created on Restricted Keyways
Restricted keyways are patented, which means that they can't be sold on the open market and can't be copied at a hardware store or commercial location. Instead, master keys can only be copied with your authorization by your key provider.
A skeleton key (also known as a passkey) is a type of master key in which the serrated edge has been removed in such a way that it can open numerous locks, most commonly the warded lock. The term derives from the fact that the key has been reduced to its essential parts.
What is a Master Car Key? Just as it sounds, a master car key can open the doors and start the ignition on multiple vehicles. This type of key is reserved for automobile professionals and locksmiths, but there is also a criminal element.
Each lock is opened by its own unique key that does not open any other lock in the set. Keyed Different is the standard keying default on Master Lock and American Lock padlocks.
Master keys make a lot of sense for large commercial buildings, apartment complexes, or schools. However, in order for a master key to work, all of the locks in the building need the same cylinder and pin setup.
DISADVANTAGES OF A MASTER KEY SYSTEM
The main disadvantage is that, although a master key system reduces the number of keys, there are still keys to manage and there is no security in place for master keys that are lost or stolen.
You can protect the backup copy of the master encryption key by securing the database backup with a password. This same password is required to restore the master encryption key from the database backup.
There are a vast variety of locksmiths and key cutters that can provide people with master keys, at Fast Key Services we can even arrange key cutting online so that you don't need to visit key cutting shops directly.