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Key (lock) and Keychain

Shortcuts: Differences, Similarities, Jaccard Similarity Coefficient, References.

Difference between Key (lock) and Keychain

Key (lock) vs. Keychain

A key is a device that is used to operate a lock (such as to lock or unlock it). A keychain, or keyring, is a small chain, usually made from metal or plastic, that connects a small item to a keyring.

Similarities between Key (lock) and Keychain

Key (lock) and Keychain have 8 things in common (in Unionpedia): Access control, Credit card, Infrared, Key (cryptography), Personal identification number, Radio-frequency identification, Remote keyless system, Security token.

Access control

In the fields of physical security and information security, access control (AC) is the selective restriction of access to a place or other resource.

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Credit card

A credit card is a payment card issued to users (cardholders) to enable the cardholder to pay a merchant for goods and services based on the cardholder's promise to the card issuer to pay them for the amounts so paid plus the other agreed charges.

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Infrared

Infrared radiation (IR) is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye (although IR at wavelengths up to 1050 nm from specially pulsed lasers can be seen by humans under certain conditions). It is sometimes called infrared light.

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Key (cryptography)

In cryptography, a key is a piece of information (a parameter) that determines the functional output of a cryptographic algorithm.

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Personal identification number

A personal identification number (PIN, pronounced "pin"; is often spoken out loud "PIN number" by mistake) is a numeric or alpha-numeric password or code used in the process of authenticating or identifying a user to a system and system to a user.

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Radio-frequency identification

Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects.

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Remote keyless system

A keyless entry system is an electronic lock that controls access to a building or vehicle without using a traditional mechanical key.

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Security token

Security tokens are physical devices used to gain access to an electronically restricted resource.

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The list above answers the following questions

Key (lock) and Keychain Comparison

Key (lock) has 101 relations, while Keychain has 89. As they have in common 8, the Jaccard index is 4.21% = 8 / (101 + 89).

References

This article shows the relationship between Key (lock) and Keychain. To access each article from which the information was extracted, please visit:

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