Ed25519 is an algorithm for producing digital signatures. The algorithm is based on Edwards curves introduced by Bernstein et al. (2007) and named after mathematician Harold M. Edwards.

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Mapping integers to Ed25519 and back again?

I would like to map integer values to points on Ed25519, and then back again. Is there a technique that takes advantage of the specific structure of Ed25519?
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Why is ed25519 batch verification faster?

I've read at a few sources that batch verification of ed25519 signatures are faster than verifying an equivalent amount individually. Why is this? Also, is there a closed form model of the rate of ...
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Is this the proper way to generate an Ed25519 signing key? If not, how?

In the test of this Java implementation of Ed25519, the signing key is generated this way: byte[] sk = new byte[32]; Arrays.fill(sk, (byte)0); Is that correct? ...