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Cryptographic mechanisms or cryptographic arrangements for secret or secure communication
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CPC
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Parent Industries
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ELECTRICITY
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Electric communication
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TRANSMISSION OF DIGITAL INFORMATION
Current Industry
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Cryptographic mechanisms or cryptographic arrangements for secret or secure communication
Sub Industries
H04L9/001
using chaotic signals
H04L9/002
Countermeasures against attacks on cryptographic mechanisms
H04L9/003
for power analysis
H04L9/004
for fault attacks
H04L9/005
for timing attacks
H04L9/006
involving public key infrastructure [PKI] trust models
H04L9/007
involving hierarchical structures
H04L9/008
involving homomorphic encryption
H04L9/06
the encryption apparatus using shift registers or memories for block-wise or stream coding
H04L9/0606
including means for manipulating block length
H04L9/0612
Countermeasures against differential power analysis
H04L9/0618
Block ciphers
H04L9/0625
with splitting of the data block into left and right halves
H04L9/0631
Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations
H04L9/0637
Modes of operation
H04L9/0643
Hash functions
H04L9/065
Encryption by serially and continuously modifying data stream elements
H04L9/0656
Pseudorandom key sequence combined element-for-element with data sequence
H04L9/0662
with particular pseudorandom sequence generator
H04L9/0668
producing a non-linear pseudorandom sequence
H04L9/0675
including means for processing multiple rounds
H04L9/0681
specifically for Rijndael
H04L9/0687
with splitting of the data block into left and right halves
H04L9/0693
including variable substitution, permutation, order or number of rounds, controlled by a key and/or the input data
H04L9/08
Key distribution or management
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using a key distribution center, a trusted party or a key server
H04L9/0805
involving a conference key or a group key
H04L9/0808
using a control vector
H04L9/0811
using Diffie-Hellman key agreement
H04L9/0813
with user authentication or key authentication
H04L9/0816
Key establishment
H04L9/0819
Key transport or distribution
H04L9/0822
using key encryption key
H04L9/0825
using asymmetric-key encryption or public key infrastructure [PKI]
H04L9/0827
involving distinctive intermediate devices or communication paths
H04L9/083
involving central third party
H04L9/0833
involving conference or group key
H04L9/0836
using tree structure or hierarchical structure
H04L9/0838
Key agreement
H04L9/0841
involving Diffie-Hellman or related key agreement protocols
H04L9/0844
with user authentication or key authentication
H04L9/0847
involving identity based encryption [IBE] schemes
H04L9/085
Secret sharing or secret splitting
H04L9/0852
Quantum cryptography "
H04L9/0855
involving additional nodes
H04L9/0858
Details about key distillation or coding
H04L9/0861
Generation of secret information including derivation or calculation of cryptographic keys or passwords
H04L9/0863
involving passwords or one-time passwords
H04L9/0866
involving user or device identifiers
H04L9/0869
involving random numbers or seeds
H04L9/0872
using geo-location information
H04L9/0875
based on channel impulse response [CIR]
H04L9/0877
using additional device
H04L9/088
Usage controlling of secret information
H04L9/0883
using quantum cryptography
H04L9/0886
using key recovery or key escrow
H04L9/0888
using secret sharing
H04L9/0891
Revocation or update of secret information
H04L9/0894
Escrow, recovery or storing of secret information
H04L9/0897
involving additional devices
H04L9/10
with particular housing, physical features or manual controls
H04L9/12
Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
H04L9/14
using a plurality of keys or algorithms
H04L9/16
the keys or algorithms being changed during operation
H04L9/18
Encryption by serially and continuously modifying data stream elements
H04L9/20
Pseudorandom key sequence combined element-for-element with data sequence
H04L9/22
with particular pseudorandom sequence generator
H04L9/24
sequence produced by more than one generator
H04L9/26
producing a non-linear pseudorandom sequence
H04L9/28
using particular encryption algorithm
H04L9/30
Public key
H04L9/3006
underlying computational problems or public-key parameters
H04L9/3013
involving the discrete logarithm problem
H04L9/302
involving the integer factorization problem
H04L9/3026
details relating to polynomials generation
H04L9/3033
details relating to pseudo-prime or prime number generation
H04L9/304
based on error correction codes
H04L9/3046
based on factoring a large integer
H04L9/3053
based on a modular knapsack
H04L9/306
based on discrete logarithm
H04L9/3066
involving algebraic varieties
H04L9/3073
involving pairings
H04L9/308
based on polynomial equations
H04L9/3086
based on probabilistic schemes
H04L9/3093
involving Lattices or polynomial equations
H04L9/32
including means for verifying the identity or authority of a user of the system or for message authentication
H04L9/3202
involving a third party or a trusted authority
H04L9/3205
using a non-public key algorithm
H04L9/3207
using zero-knowledge proof
H04L9/321
involving a third party or a trusted authority
H04L9/3213
using tickets or tokens
H04L9/3215
using a plurality of channels
H04L9/3218
using proof of knowledge
H04L9/3221
interactive zero-knowledge proofs
H04L9/3223
using hash functions
H04L9/3226
using a predetermined code
H04L9/3228
One-time or temporary data, i.e. information which is sent for every authentication or authorization
H04L9/3231
Biological data
H04L9/3234
involving additional secure or trusted devices
H04L9/3236
using cryptographic hash functions
H04L9/3239
involving non-keyed hash functions
H04L9/3242
involving keyed hash functions
H04L9/3244
for message authentication
H04L9/3247
involving digital signatures
H04L9/3249
using RSA or related signature schemes
H04L9/3252
using DSA or related signature schemes
H04L9/3255
using group based signatures
H04L9/3257
using blind signatures
H04L9/326
involving the concurrent use of a plurality of channels of different nature
H04L9/3263
involving certificates
H04L9/3265
using certificate chains, trees or paths; Hierarchical trust model
H04L9/3268
using certificate validation, registration, distribution or revocation
H04L9/3271
using challenge-response
H04L9/3273
for mutual authentication
H04L9/3276
involving splitting up or repeating the challenge and/or response
H04L9/3278
using physically unclonable functions [PUF]
H04L9/3281
using electronic signatures
H04L9/3284
using blind signatures
H04L9/3286
involving a plurality or a group of signers
H04L9/3289
with message recovery
H04L9/3292
with partial message recovery
H04L9/3294
using time stamps or public key certificates
H04L9/3297
involving time stamps
H04L9/34
Bits, or blocks of bits, of the telegraphic message being interchanged in time
H04L9/36
with means for detecting characters not meant for transmission
H04L9/38
Encryption being effected by mechanical apparatus
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