Questions tagged [lightweight]

Small and/or fast ciphers and other cryptographic primitives designed for use in constrained environments, such as embedded MCUs and smart cards.

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mCrypton - does anyone know where I can find test vectors or a reference implementation?

I am currently writing an implementation of the mCrypton lightweight block cipher (as presented in this paper). Unfortunately, the authors do not provide any test vectors. I tried to contact the ...
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Why commutativity gives an invariant subspace?

In A Generic Approach to Invariant Subspace Attacks the authors defined an invariant subspace as: $$F(u + A) = v + A$$ Where $F:\mathbb{F}_2^n \to \mathbb{F}_2^n$,$u, v \in \mathbb{F}_2^n$, and $A$ ...
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Practical application of lightweight block cipher

Are any lightweight block cipher ciphers adopted in real-time? If yes, what cipher and which application?
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Test vectors for Piccolo algorithm?

I'm looking for Test Vectors to test my implementation of PICCOLO. I would like to test a different input from the usual where the key and the plaintext are either 000..000 or FFF...FFF. I wrote ...
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Most energy-efficient authentication protocol?

I am looking for a cryptographic protocol that is as energy-efficient as possible. I am talking about battery drain. Alice wants to do a mutual authentication with Bob. Maybe symmetric is good, maybe ...