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Forum Discussion
Joel T.9
10 years agoNew member | Level 2
FileMetadata checksum
Is there something better than file size to use as a checksum? Maybe Sha1 or MD5? I didn't see one on the FileMetadata class. It appears "Rev" changes even when the contents haven't changed (ie. o...
Matt A.6
10 years agoNew member | Level 1
I agree, having the ability within the web UI interface to see the file checksums (MD5 and SHA1, at least), would be greatly beneficial in order to help in determining whether files that have been uploaded/downloaded are complete and accurate. An additional tie in to this would be ability to add alerts if a checksum changed - maybe file version history would offer this?
Greg-DB
Dropbox Community Moderator
9 years agoThe Dropbox API now offers a hash of file data that you can use to verify a file's contents. You can find it in FileMetadata.content_hash. It isn't a single MD5 or SHA1, but rather a combination of SHA256 hashes of the pieces of the file. You can find more information here:
https://www.dropbox.com/developers/reference/content-hash
https://www.dropbox.com/developers/reference/content-hash
- Team F.19 years agoExplorer | Level 4
That is good news, is the content_hash available on the Java API?
- Greg-DB9 years ago
Dropbox Community Moderator
Yes, in the official Dropbox API v2 Java SDK it's available as FileMetadata.contentHash.
- cro9 years agoExplorer | Level 3
Hi!
Is there any reason why content_hash, which was introduced in version 3.0.0, has been removed in version 3.0.1?ref. https://mvnrepository.com/artifact/com.dropbox.core/dropbox-core-sdk
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