# All Questions

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### Do we want “literature recommendations” and similar “list/subjective questions”?

Our very first question was https://crypto.stackexchange.com/questions/1/crypto-class-in-college-but-looking-to-take-it-to-the-next-level, asking about book recommendations. By design, this is not a ...
731 views

### Should we allow questions about amateur ciphers?

Our FAQ currently says: Do we accept questions asking for cryptanalysis of your cipher (hash function, ...) design? No, we do not. If you want peer review of your full cryptographic scheme, here is ...
2k views

### Do we want “challenge”/analyse-this questions and if so what constraints, if any, should we put on them?

So earlier I decided to close this question based on several factors. I chose too localised, because I don't think such a question really benefits anyone as it stands. This raised the question in my ...
1k views

### Using MathJax / $\TeX$ on the Cryptography site

Shortcut: see the community wiki answer below. Original question I need both a reference and examples relevant to crypto for the TeX dialect we can use on crypto.stackexchange.com. I know there is ...
153 views

### Migration Paths for Crypto.SE

We were told in chat that we should open a meta thread to ask for the migration paths. This is this thread. For everyone not knowing what a migration path is: Question can be migrated between ...
254 views

### Add custom close reasons refering to Stack Overflow and Security.SE

We currently have three site-specific close reasons: Requests for analyzing or decyphering a block of data are off-topic here, as the results are rarely useful to anyone else. Requests for ...
871 views

### Asking homework questions

Is it desirable for people to ask a homework question here? Set aside for now the question of how this would be enforced. I'm more interesting in the policy question, and in our goals. Is this ...
126 views

### How can we modify our close reason and help center texts to allow “some” coding questions?

We recently had the following question: Timing vulnerability of byte array equality test? quote: Would the following code to test MAC equality leak timing information ? ...
472 views

### Community Promotion Ads - 2016

It's 2016 now, and we've made some changes to the sidebar size. As such, we can now restart the Community Promotion Ads for 2016! Keep in mind, we have updated some of the guidelines compared to ...
252 views

### Can We get a Fourth Custom Close Reason Slot for Cryptocurrency Questions?

After the recent request by Geoffroy, and after feeling an increase in off-topic questions about cryptocurrencies, I decided to look into it more. As it turns out, the current statistics for our close ...
155 views

### 2015 Moderator Election Q&A - Question Collection

In connection with the moderator elections, we will be holding a Q&A with the candidates. This will be an opportunity for members of the community to pose questions to the candidates on the topic ...
311 views

### Community Promotion Ads - 2015

As your site is undergoing our new design-independent graduation process, you'll be enjoying your own run of design-independent Community Promotion Ads! What are Community Promotion Ads? Community ...
231 views

### 2018 Moderator Election Q&A - Question Collection

Cryptography is scheduled for an election next week, January 29th. In connection with that, we will be holding a Q&A with the candidates, as we did last election. This will be an opportunity for ...
395 views

### Community Promotion Ads - 2017

It is a bit late into this new year, being that we're already in the second month, but we are now cycling the Community Promotion Ads for 2017! What are Community Promotion Ads? Community Promotion ...
510 views

### Do we want to update the way we handle homework questions?

Just today and yesterday there were at least two questions that showed no effort and just copy-pasted their cryptography homework assignments. These questions will most likely see little activity ...
293 views

### Thinking ahead: Cr design for production site

What I understood is that when a site goes from public beta to production that it gets a final design. This design is created in close discussion with the community. Maybe we could think ahead a bit ...
528 views

### Why don't we upvote questions on crypto?

Even when a perfectly fine question is asked it sometimes feels that I'm the only person voting it up. This even happens to questions like these. Now I guess the answer already had an upvote from ...
915 views

### How should we handle comments that are actually answers?

This is something that has been hovering my mind for a few weeks now and because I keep seeing questions going out unanswered (because the valid answers were posted as comments), I decided to ask ...
130 views

### Thinking ahead: Proposing random strings as help for the Crypto.SE design

I think we're all well aware that we have formally graduated and that there will be a site-specific design in the future. As Crypto involves many random and pseudo-random strings I many designs need ...
145 views

### Quantum tag reform

Currently we have two quantum related tags: post-quantum-cryptography quantum-cryptography I suggest replacing post-quantum-cryptography by quantum-computers or quantum-computing. It should be ...
162 views

### Do we want bitcoin/cryptocurrency related questions? A cryptocurrency tag?

This question is inspired by this recent comment. My first thought in response to this was to create a cryptocurrency tag. However, we have been receiving a lot of questions here about bitcoin/...
58 views

### How do we handle sourcecode requests?

My meta-question is inspired by this question, which obviously asks for example sourcecode: Example sage code would be perfect, source code in any language would work as well. This got me thinking…...
25k views

### CipherCloud DMCA notice

CipherCloud just filed a DMCA notice with stack exchange to take down the question How is CipherCloud doing homomorphic encryption? (now deleted by stackexchange). Since I obviously can't post the ...
720 views

### A guide to moderating crypto.stackexchange yourself - close voting

So one thing that came out of our recent chat meeting was that (and I'd sort of guessed this by nosing at people's profiles to work out how much SE-wide experience you have) some of our high rep ...
534 views

### Has this forum been compromised by the NSA BULLRUN program?

Today, this site shows 24 thousand users in Cryptography. It runs in parallel with and is associated with StackOverflow boasting 6 million users. This site then clearly creates some leverage and ...
449 views

### Site design for Cryptography community

My name is Paweł, I’m a product designer at Stack Exchange. I’m super happy for you, because the process of graduation is about to be concluded! Congratulations to all of you! New Design The new ...
212 views

### Private Beta Extended — Still Going Strong

The Community Team spent some time looking at Cryptography's Private Beta today, and we saw a lot of good things: Crypto has a good amount of meta activity (and you are very civil!), you are asking ...
362 views

### Where should we promote our site and what images should be used?

Update I've submitted the accepted logo below to Math, IT Security, and CS Theory. Please go to those sites (use links to meta post below) to upvote so our ad will appear on those sites. If there are ...
211 views

### how to decide between Cryptography.SE and Security.SE?

I asked advances in usability for cryptography/authentication and one of the commenters raises a good point: should this be in Security.SE? Is there a good rule of thumb between the two? e.g. if it ...
220 views

### The big tag naming discussion

We need to make these tag naming decisions (mostly together with synonyms). Do we want gpg or gnupg? (The other one would be made a synonym). ✔ It looks like gnupg is better. (Done.) Should we use ...
149 views

### Is your question about cryptography *and not crypto-currency*?

When asking a question on the main site, the following text appears on the right hand side of the screen: Is your question about cryptography? We prefer questions that can be answered, not just ...
119 views

### Slow editing in new website

For some reason, it appears that writing an answer can become really slow for me when I use Safari. This happens especially when the answer gets a bit long. Has anyone else encountered this?
45 views

### Should hard-problem be made a synonym of hardness-assumption?

Should the tags hard-problem and hardness-assumption be merged or be made synonyms of each other? They are both used for the exact same things (cryptographic hardness assumptions).
426 views

### Community Promotion Ads — 2019 [duplicate]

2019 is here! And with the new year, as usual, comes a new iteration of Community Promotion Ads! Let’s refresh these for the coming year :) What are Community Promotion Ads? Community Promotion Ads ...
173 views

### Is code review in scope?

Is reviewing the cryptographic aspects of a block of code on-topic for this site? Example: Am I insecurely implementing AES in Python?
144 views

### December 2018 Moderator Election Q&A - Question Collection

Cryptography is scheduled for an election next week, December 3rd. In connection with that, we will be holding a Q&A with the candidates. This will be an opportunity for members of the community ...
138 views

### What should be done with reference-request tag?

I noticed today that we now have a reference-request tag. Anyone who has been on the site for a while will know that literature recommendations and "list" questions are offtopic. A lot of the ...
96 views

### How to guide questions to the best site

During the proposal phase, there was considerable discussion of the overlap between Cryptography and the crypto-related areas of IT Security, Theoretical Computer Science , and Mathematics. See Scope ...
985 views

### Coursera removal request

Update 2: This post is about this edit to this question Recently there was a suggested-edit asking for removal of one of the many "how to do cryptanalysis on a 1 time pad if used twice" questions? ...
201 views

### What can we do about users that need rep to chat in The Side Channel

There have been some meta questions lately about where is a good place to talk about in-depth cryptanalysis and the design of entire schemes. These types of questions are explicitly off-topic for the ...
121 views

### What sort of “cryptosystem verification” would be on-topic/allowed here?

I'm considering posting a design of a proof-of-work system here and asking a few questions about it, but in the FAQ, it specifically states that you do not want questions about "cryptanalysis of a ...
247 views

### How can I use MathJax / $\TeX$ to format bitwise operations?

There are many symbols available in MathJax / $\TeX$. How can I format the common bitwise operations using the formatting available on this site?
150 views

### Help us define our scope by writing the FAQ?

As you probably know, all stackexchange sites have a FAQ. What you might not know is that the community can edit part of it through their moderators. Specifically, we can edit this bit: What kind of ...
56 views

### Are questions about the articulation of cryptographic concepts and methods in software development on topic?

I've been asking some application-related questions recently: is-a-random-length-extension-worth-the-effort tips-on-conceiving-safe-software-messaging-platform And I wonder if software application ...
120 views

### Should the linked question really be treated as a “request to analyze…”

So, we have this question, which currently has 4 close votes. All 4 are votes for "Requests for analyzing or deciphering a block of data are off-topic here, as the results are rarely useful to anyone ...
50 views

### How can I “prettify” complex equation systems in MathJax / $\TeX$?

I have the problem that I want to use a (long) equation chain to show the relation between two statements. How do I do that?
69 views

### Capture the flag questions

Currently we seem to get quite a lot of capture-the-flag questions. The idea of these capture the flag challenges is not to ask for a solution on the internet, it seems to me. Should we possibly ...
87 views

### Is Reviewing an Implementation On Topic?

I am implementing a protocol and something's gone wrong. I've checked my code and I think it's fine; I believe I've misunderstood the protocol itself. Would it be on topic to post my understanding of ...