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Sep
11
revised Security considerations for partially shared password databases
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Aug
22
asked Security considerations for partially shared password databases
Aug
22
comment Security considerations for partially shared password databases
Ok, I guess that could work, setting it to 1. But that particular algorithm is intended for a different purpose of dividing the secret - not just sharing it. I think the same benefit can be achieved with more common algorithms, is all.
Aug
22
comment Security considerations for partially shared password databases
Also, Shamir's Secret Sharing is when I'd want /some or all/ of the members to be necessary to decrypt the key. This is not good for my intended use.
Aug
22
comment Security considerations for partially shared password databases
Yes, KeyPass with the ability to share one of your secrets with someone else's database. What multiple layers of shared secrets do you mean?
Aug
22
comment Security considerations for partially shared password databases
It's not concurrent write access - that's the point of one file per user. I write to my database my own secrets. I have a list of trusted targets (each family member's public key read from their database). Each of my secrets' keys are encrypted using my own public key, but also (separately) by the public keys of each share target that I have chosen. They can read from this file and decrypt the shared secrets' keys with their private key.
Aug
22
comment Security considerations for partially shared password databases
Great links. Thanks. Yeah, I'd like to avoid domain-specific services. I see value in a scheme that doesn't require a server or many moving parts. Just a file that you can store on a shared network folder, etc. KeyPass desktop with the ability to share one of your secrets with someone else's database.
Aug
22
comment Security considerations for partially shared password databases
@AndrewSmith - what in blue blazes are you talking about?