Linked Questions

0
votes
1answer
84 views

What are the industry guidelines on sharing secrets like API or access token?

I'm currently looking for guidelines on sharing API tokens or Access tokens securely, for integrating a third-party application with my own. The two methods I'm currently thinking of are: PGP: I ...
-3
votes
3answers
125 views

Is this hypothetical system secure?

I would like to build a simple system, are there any obvious security flaws in it? Will this hashing mechanism be fairly secure without any other layers of encryption? I have a simple module where ...
1
vote
0answers
96 views

Using ED448 (or other elliptic curves) for password hashing

I was thinking about a password hashing scheme that would work roughly as follows. for i:=0 to n do password = HASH(password) private_key = GenerateRandomKey(ED448) public_key = GetPublicKey(ED448,...
0
votes
0answers
93 views

Custom password security algorithm? [duplicate]

How secure would it be if you applied custom algorithms (that you obviously wouldn't reveal to the public) to a hashed password? Like splitting up a hashed string, shuffling it around, possibly even ...
0
votes
1answer
71 views

Is encrypting and subsequently sending a known clearext string after a Diffie-Hellman bad design?

I'm writing a small protocol that relies on a DH handshake, generation of a shared secret, and subsequent AES encryption/decryption using that generated secret. I want to add a built-in test message ...
3
votes
0answers
80 views

Could this authentication/authorization flow be attacked without compromising the Authority Server?

I am trying to come up with (at this time) server-to-server distributed authorization/authentication that would have (near) the same advantages as OAuth2 but without it's drawbacks. Is there any ...
0
votes
1answer
46 views

Trustable Sources For Security Algorithms and Standards?

I am learner of cryptographic algorithms and security standards. I usually Google it to understand the basics of the algorithm or the protocol, and to find an implementation of a protocol. However I ...
0
votes
1answer
39 views

Algorithms for 2FA over HTTPS?

I'm developing an Authenticator App for use towards my own API. I know about the TOTP standard RFC 6238 and the HOTP variant. Though I would prefer to use a public/private key based solution (by only ...
1
vote
0answers
38 views

Revocation list for a custom solution

If I have a network of machines inside a company that use certificates for various services. All of these services and machines are internal and never have to deal with public facing technologies or ...

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