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Questions tagged [cryptography]

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Are hash values of a copyrighted or trademarked content still subject to the copyright/trademark of the original content?

If I were to reproduce a large amount of text (e.g. from a book), generate a hash value of it, and then use the hash value in e.g. the source code of a software (as an integer, that has to be ...
user56510's user avatar
-4 votes
1 answer
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Does online business, only using crypto currency have collect a tax bill before they can release funds back to an individual?

Online platform company, invest small amount of funds to earn a commission by reviewing items. If an item becomes to expensive you account goes negative and you have to deposit money to clear to ...
Nancy Wallace's user avatar
-3 votes
1 answer
93 views

Crypto currencies, gambling, copyrights [closed]

I am a programmer and i have been offered the possibility to work for someone on the other side of the world to write a crypto program that would allow users to gamble their crypto currencies. The ...
Yann's user avatar
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2 votes
2 answers
267 views

What can someone do when scammed in the crypto world? How to report the scam and recover your crypto?

Do the police work against scammers and fraudster in the crypto world? How can someone report to law enforcement a fraud in crypto space?
kopder's user avatar
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1 vote
1 answer
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International Cybercrime Based in China. Who's Jurisdiction is it?

Quick question... I got my crypto wallet hacked. I live in Canada. Offender lives in China. After the theft, he deposited the money into Huobi, whose HQ is also in China. I did some preliminary ...
Sheldon's user avatar
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4 votes
1 answer
275 views

Is it legal to make encryption breaking technology public?

Much of our critical infrastructure relies on encryption as the bedrock of its security. Encryption, however, is a practically a "very hard" mathematical problem that will take eternity to ...
Ugam Kamat's user avatar
1 vote
2 answers
88 views

Do your gains from Crypto sold within a year in Germany raise your overall tax rate, or do they get taxed at your pre gains income tax rate?

I sold some of my crypto within the one year holding period in Germany. Crypto hodled for more than a year in Germany is tax free (neither Capital Gains or Income Tax). I am a musician and only earn ...
Andy Millington's user avatar
-2 votes
1 answer
86 views

Conflict between data protection laws and import export laws regarding cryptography [closed]

Main question: Cryptography laws restrict import of cryptography however data protection laws demand it. Which laws prevails? Background: Under the Wassenaar Arrangement going many countries control ...
savelifedeservingadev's user avatar
10 votes
1 answer
4k views

Can a person hack bitcoin private keys and legally claim the bitcoins for himself?

First, some background knowledge — bitcoins are a form of cryptocurrency that can be stored in "addresses". Each bitcoin address is linked to a specific private key. To access bitcoins in a specific ...
Anonymous's user avatar
  • 121
3 votes
4 answers
536 views

Can a one-time-pad provide legal immunity - (make data inadmissible) -?

IMPORTANT NOTE: This question is quite niche, I am not sure if this stack is the most relevant place, please inform me if there is a better place for it. To explain the question: I am asking if, a ...
Reality's user avatar
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3 votes
1 answer
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Do Bitcoin nodes need consent to store EU citizen's personal data?

The Bitcoin blockchain stores data about bitcoin users. This includes: There bitcoin address, which is linkable to their identity via blockchain analysis Transactions they have made This would seem ...
Christopher King's user avatar
2 votes
2 answers
343 views

Can this scheme be used to avoid forced disclosure?

Summary: Possible way to avoid the requirements of giving away the decryption key. Will this work? Many countries have laws forcing citizens to decrypt their private data if they are being suspected ...
deep down's user avatar
2 votes
1 answer
160 views

Is exporting software with cryptographic functions legal in the United Kingdom?

IANAL (I am not a lawyer). I am a programmer and I want to make software with OpenSSL functions or even my own implementation of cryptographic algorithms, such as MD5. However, I am worried that I ...
Steve Woods's user avatar
0 votes
1 answer
69 views

Questions about cryptography implementations

I would like to know if implementing a hash function (such as MD5, SHA1 or SHA256) is legal. Is it legal in the UK to implement a hash function and release it? (I know there's Regulation of ...
Steve Woods's user avatar
3 votes
0 answers
87 views

Open source crypto project wallet and its liability

I'm working on a crypto wallet for a top 50 cryptocurrency. I'm part of the core team and we were discussing potential liability around the app we're building. It's released as-is and under a BSD-2 ...
Ken Griffey's user avatar
1 vote
0 answers
370 views

US export compliance document for ios

We are planning to update our app in App Store with some cryptographic implementations included in the next release. Reading about the App Store procedures for apps with any cryptography, it requires ...
XiOS's user avatar
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3 votes
1 answer
410 views

Using hash functions to bypass Cold War-era crypto export restrictions

During the Cold War and up until late 1992, export restrictions prevented the distribution of strong cryptographically secure ciphers. These export restrictions required that all symmetric ciphers be ...
forest's user avatar
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7 votes
2 answers
1k views

GDPR (General Data Protection Regulation) - crypto-shredding or regular delete?

The introduction of the GDPR (General Data Protection Regulation) in May 2018 for all businesses targeting EU citizens raises questions regarding the Art. 17 right to erasure, also known as the right ...
basgys's user avatar
  • 171
4 votes
1 answer
635 views

Exploiting a bug in bitcoin is unethical, but is it illegal? [duplicate]

Suppose I found a bug in bitcoin or any other cryptocurrency that allows me to create as many coins as I want. What would be the legal implications in jurisdictions like: USA Europe (UK, Germany, ...
7uhi0's user avatar
  • 49
2 votes
1 answer
980 views

Android app cryptography does it fall under US Export laws?

Basically, I want to encrypt some strings in my app, strings like access tokens or passwords. I planned on using AES, and mainly saw a good library at https://github.com/tozny/java-aes-crypto. Note ...
Alin's user avatar
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2 votes
1 answer
892 views

Is it legal to create a fake google certificate and distribute it en masse?

The question is exactly what the title says. I am a student attending a rather large high school in South Carolina. In order to block to youtube, proxies, games, etc., the school has disabled SSL and ...
demcooltricks's user avatar
2 votes
1 answer
530 views

What if a DAO (decentralized autonomous organization) breaks the law?

A DAO is a decentralized organization, typically powered by cryptography. It works much like a business, but without borders. Although a DAO typically receives instructions from its stockholders, it ...
Christopher King's user avatar
1 vote
1 answer
232 views

Would the government have to prove that the information was unintelligible for them to use the “Compliance with Court Orders Act of 2016”?

The U.S. congress has a draft for a bill that would require companies to fetch information from a device when requested by a court. A consequence of this is that many types of security technology ...
Christopher King's user avatar
54 votes
3 answers
37k views

Would open source programs that use encryption be illegal under this draft of the "Compliance with Court Orders Act of 2016"

The U.S. congress has a draft for a bill that would require companies to fetch information from a device when requested by a court. A consequence of this is that many types of security technology ...
Christopher King's user avatar
1 vote
4 answers
366 views

Could the USA order Apple to unlock a phone under the Defense Production Act?

The Defense Production Act reads in part: The President is authorized (1) to require that performance under contracts or orders (other than contracts of employment) which he deems necessary or ...
DavePhD's user avatar
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5 votes
1 answer
227 views

Would an encryption ban also ban transmitting random noise?

Say for the sake of argument that the US government decided to ban all encryption in communications. Since modern encryption makes a message practically indistinguishable from random noise, would ...
Daffy's user avatar
  • 153
1 vote
1 answer
130 views

How can the blockchain act as legal title?

Do any legal opinions exist on the status of onchain tokens backed by offchain assets? What case law / analogous examples are there to support blockchain proof of title. Are any legal scholars ...
New Alexandria's user avatar
11 votes
1 answer
1k views

Is it legal to export open-source cryptographic software from Canada

I'm an independent software developer who has developed a program that links to the OpenSSL libraries for the purpose of allowing users to decrypt, filter and re-encrypt secure content. For example, ...
user avatar
2 votes
1 answer
265 views

Can I self-classify my app for mass market encryption if I let the user choose the encryption scheme?

I am trying to get a mobile app published in the App Store. The app makes use of several standard encryption schemes (such as AES, Twofish, Serpent) provided by statically-linked OpenSSL and Crypto++ ...
user avatar
3 votes
2 answers
546 views

(Cryptography) - Sending Encrypted Messages Online

Is it legal to send encrypted messages (specifically using RSA key-pairs and AES 256) online in Canada and the USA? Also, can law enforcement request it to be decrypted without probable cause? PS. ...
J C's user avatar
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3 votes
1 answer
276 views

Is crypto legal in a weapon-free zone?

To expand on Is the right to keep and bear crypto protected by the Second Amendment?, since in the U. S. of A. crypto is considered munition (Bernstein v. United States http://export.cr.yp.to/), is it ...
cnst's user avatar
  • 5,068
8 votes
3 answers
4k views

What exactly makes encryption a weapon?

As a followup from Is the right to keep and bear crypto protected by the Second Amendment?, for export control purposes, United States has been classifying crypto as munition. In the old days, maybe ...
cnst's user avatar
  • 5,068
18 votes
3 answers
2k views

Is the right to keep and bear crypto protected by the Second Amendment?

Stumbled across an interesting comment in regards to the recent events about TorProject and a public library in Lebanon, New Hampshire, U. S. of A.: http://www.dslreports.com/forum/r30291606-So-let-me-...
cnst's user avatar
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