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The KeeLoq cipher is used in many wireless car door systems and garage openers. Recently the algorithm was studied and several attacks have been published. When a random seed is not used the attack on...
The KeeLoq cipher is used in many wireless car door systems and garage openers. Recently the algorithm was studied and several attacks have been published. When a random seed is not used the attack on...
Physical Cryptanalysis of KeeLoq Code Hopping Applications
Physical Cryptanalysis KeeLoq Code Hopping Applications KeeLoq remote keyless entry systems
2009/6/2
KeeLoq remote keyless entry systems are widely used for
access control purposes such as garage door openers or car anti-theft systems.
We present the first successful differential power analysis att...
KeeLoq密码Courtois攻击方法的分析和修正
密码分析 KeeLoq密码 滑动-代数攻击
2009/5/13
KeeLoq密码是由Willem Smit设计的分组密码算法，广泛应用于汽车的无线门锁装置。Courtois等人在2007年提出了破译KeeLoq的4种滑动-代数攻击方法，其中第4种滑动-代数攻击方法的计算复杂性最小。本文证明了Courtois的第4种滑动-代数攻击方法的攻击原理是错误的，因而无法实现对KeeLoq的破译。此外，本文还对该方法进行了修正，提出了改进的攻击方法，利用232个已知明文能...
KeeLoq is a block cipher used in numerous widespread passive
entry and remote keyless entry systems as well as in various component
identification applications. The KeeLoq algorithm has a 64-bit
an...
KeeLoq is a block cipher used in wireless devices that unlock
the doors of cars manufactured by Chrysler, Daewoo, Fiat, GM, Honda,
Jaguar, Toyota, Volvo, Volkswagen, etc [6, 7, 23, 24]. KeeLoq is ve...