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Questions tagged [checksum]

The tag has no usage guidance.

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2answers
65 views

Verify partial message given hash of full message

I need to verify partial downloads (retrieved sequentially), given a (preferably short) hash of the complete download. Is there a construct that can do that, even a probabilistic one? EDIT: clarify ...
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0answers
27 views

File Compare Deduplication In Cloud Computing

I want to implement a file level deduplication program in the clouds as part of my research paper. What are the basics that I need to get covered first before being able to proceed with this research. ...
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3answers
118 views

Blake2 vs md5 for checksum / file integrity

I'm working on something that requires computing a checksum / file integrity. I've heard MD5 was no longer recommended. Should I use Blake2 instead? Is there a specific variant of Blake2 I should use ...
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How can I calculate the feasibility of brute-forcing missing secret shares against the secret checksum?

Secret sharing has the problem of player cheating, where a forged share $s'_i$ can be sent to generate a fake secret $m'$ during reconstruction (and the cheaters can even collude to generate the real ...
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2answers
84 views

Why does WOTS+ need a checksum during signing operation?

I was reviewing WOTS+ scheme for consideration in our private blockchain, and noticed that it had a small overhead of calculating a checksum as seen in the following pseudocode excerpt from the ...