GM/T 0001.2-2012 ZUC stream cipher algorithm--Part 2: The ZUC-based confidentiality algorithm English
1 Scope
This part of GM/T 0001 describes the confidentiality algorithm based on the ZUC stream cipher algorithm. It is applicable to the development, testing, and use of products related to the confidentiality algorithm based on the ZUC stream cipher algorithm.
2 Normative References
The following documents are essential for the application of this document. For dated references, only the dated version applies. For undated references, the latest version (including all amendments) applies.
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GM/T 0001.1 ZUC Stream Cipher Algorithm Part 1: Algorithm Description
3 Terms and Definitions
The terms and definitions defined in GM/T 0001.1 apply to this document.
4 Symbols and Abbreviations
4.1 Symbols
The following symbols apply to this document:
田 : Bitwise XOR operation
「x7 : Smallest integer no less than x
|| : String concatenation operator
4.2 Abbreviations
The following abbreviations apply to this document:
. CK: Confidentiality Key
. IV: Initial Vector
. IBS: Input Bit Stream
. LTE: Long Term Evolution
. OBS: Output Bit Stream
. 3GPP: The 3rd Generation Partnership Project
5 Algorithm Description
5.1 Algorithm Input and Output
The input parameters of this algorithm are shown in Table 1, and the output parameters are shown in Table 2.
Table 1 The inputs