key

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key

adjective critical, crucial, decisive, fateful, influential, major, momentous, significant, weighty

key

(Passport), noun bar, pass, permit, ticket

key

(Solution), noun answer, method, resolution, way
See also: answer, basic, cardinal, catchword, central, clue, cornerstone, critical, crucial, essential, explanation, fundamental, gravamen, important, indispensable, main point, major, material, necessary, outstanding, primary, solution, strategic, tip

KEY. An instrument made for shutting and opening a lock.
     2. The keys of a house are considered as real estate, and descend to the heir with the inheritance. But see 5 Blackf. 417.
     3. When the keys of a warehouse are delivered to a purchaser of goods locked up there, with a view of effecting a delivery of such goods, the delivery is complete. The doctrine of the civil law is the same. Dig. lib. 41, t. 1, 1. 9, Sec. 6; and lib. 18, t. 1, 1. 74.

KEY, estates. A wharf at which to land goods from, or to load them in a vessel. This word is now generally spelled Quay, from the French, quai.

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References in periodicals archive ?
The characteristics of low correlation, large key space, high key sensitivity, high entropy, and low time complexity are the main issues for a good image encryption algorithm.
Image Encryption with The Cross Diffusion of Two Chaotic Maps
Furthermore, beside keys of [lambda] and z, the other parameters of [alpha], [x.sub.1], and [y.sub.1] are used as additional secret keys to provide a larger key space. Therefore, the security of the system has been greatly improved.
An Image Encryption Scheme of Logistic Modulation Using Computer-Generated Hologram and Chaotic Map
In our proposed modified AES, the nonlinearity feature increases this difference and therefore, the key space of searching also increases drastically.
RK-AES: An Improved Version of AES Using a New Key Generation Process with Random Keys
Analyzed brute-force attack by considering key space is large.
A Fast Enhanced Secure Image Chaotic Cryptosystem Based on Hybrid Chaotic Magic Transform
Two chaotic maps are used to increase the key space and security performance of the algorithm.
A Novel Audio Cryptosystem Using Chaotic Maps and DNA Encoding
Oman stands to benefit from this by establishing its own space agency, in collaboration with local education institutes and global partnerships with key space agencies.
Own space agency can help Oman tap new growth area, says expert
Its seed space and key space are larger than [2.sup.512].
A Chaos Robustness Criterion for 2D Piecewise Smooth Map with Applications in Pseudorandom Number Generator and Image Encryption with Avalanche Effect
From the above calculation we can know that the key space is large enough to resist exhaustive attacks.
Image encryption based on DNA sequence coding and Logistic map
This leads to in-depth coverage of US military space policy through key space programs and weapons development from the Eisenhower to the Bush administrations.
Space Warfare and Defense: A Historical Encyclopedia and Research Guide
Summary: DUBAI - Hussain Al Ansari, Vice President, Arab Youth Venture Foundation (AYVF), has been selected to participate in the annual Space Generation Congress, an annual conference bringing together top young minds to focus on key space topics.
UAE delegate selected for Space Generation Congress
This project will demonstrate responsive, high precision laser and optical tracking of space debris, improved space situational awareness for key space assets, and fully remote and automated operation of a high performance laser tracking system."
Electro Optic Systems Holdings Limited (ASX:EOS) To Build The First Automated Space Debris Tracker In The World
The key space is much larger than the key space of 1D CA-based system.
Two-dimensional (2D) cellular automata for the Vernam cipher algorithm in secret key cryptography

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