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why the ja3 hash changed everytime refresh the webpage

Google Chrome has started with Chrome 110 (02/2023) to randomize the order of extension in the ClientHello in order to "reduce potential ecosystem brittleness", i.e. TLS implementations ...
Steffen Ullrich's user avatar
0 votes

Proving that a file existed at a time

We have a finished product for this use case. (Not exactly with Ethereum because this would just be way too expensive. You can find it at desktop.bc2ip.com). We're hashing the file, storing it onto a ...
Severin Schell's user avatar
2 votes

Effective ways to hash phone numbers?

A simple hash is definitely out of question because of how ridiculously easy it is to crack 10 digit phone numbers. two possible solutions seem to be slow hashing algorithm and salting. Salting If ...
Luc's user avatar
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2 votes

What does the IMAP banner alone show regarding security (STARTTLS, hashing, information disclosure)?

It contains AUTH=PLAIN but also contains STARTTLS. The latter indicates that the server supports an encrypted connection optionally, not necessarily enforced. So to my understanding the client is ...
user1686's user avatar
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2 votes

What does the IMAP banner alone show regarding security (STARTTLS, hashing, information disclosure)?

So to my understanding the client is still able to use AUTH=PLAIN alone, without STARTTLS and therefore is also probably vulnerable to some kind of downgrade attack. Providing both STARTTLS and AUTH=...
Steffen Ullrich's user avatar

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