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Questions tagged [future-proofing]

"Future-proofing is the process of anticipating the future and developing methods of minimizing the effects of shocks and stresses of future events."

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How likely is it that publicly available data will be decrypted in the future? [duplicate]

As we already know, with the rising power of machines and new technologies like quantum computers today's methods of encryption might be much faster to crack in the future. With locally saved data you ...
BooleanAssange's user avatar
2 votes
2 answers
540 views

Proof of Work as password hash a good idea?

Our users log in with username/password, and have a cookie that allows them to remain logged in. Our users are expected to run updated versions of JS. Assuming someone snags our database at some ...
powersupply's user avatar
3 votes
1 answer
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How could supply chain counterfeiting be combated by using a blockchain?

In the popular technology and business press (e.g. example1, example2 and example3) there is a lot of excitement around the application of a blockchain to "revolutionize the supply chain" of physical ...
G_T's user avatar
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27 votes
7 answers
4k views

Is sha1sum still secure for downloadable software packages signature?

We use sha1sum to calculate SHA-1 hash value of our packages. Clarification about the usage: We distribute some software packages, and we want users to be able to check that what they downloaded is ...
Michael's user avatar
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-3 votes
1 answer
290 views

For which time-frame should we assume quantum computers? [closed]

It is generally known that we choose our key-lengths, so they are unbreakable in a specific time frame. For example we choose 112 bit keys (=2048-bit RSA) to protect data for the next few years and we ...
SEJPM's user avatar
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0 votes
2 answers
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future of graphical password authentication [closed]

I'm a student currently pursuing my Engineering in Computers. I'm planning to put all my knowledge in and try to actually implement something related to security. To be more specific I'm more ...
noxious's user avatar
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1 vote
3 answers
795 views

Is cryptography possible without volatile memory?

AFAIK, our current disk encryption methods (dm-crypt) preserve the key (as well as decrypted data) in RAM while the computer is running with an implicit assumption that the memory is volatile and key ...
Vikrant Chaudhary's user avatar
1 vote
1 answer
229 views

Ciphertext for email vs Ciphertext for database

Let's say Bob wants to send a message to Alice. This communication requires to achieve confidentiality, integrity, proof of origin, non-repudiation. Therefore we can use this cipher-text: ciphertext =...
Best's user avatar
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9 votes
4 answers
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How can we factor Moore's law into password cracking estimates?

How would we go about factoring Moore's law into exceedingly long password cracking estimates? Let's say we've got a 12 character password containing mixed-case alpha characters and numbers, i.e. a-z,...
Polynomial's user avatar
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