quentinadam

6 ms·

1.
by quentinadam 9mo ago
This is super useful ! A few more tools that I use regularly, if you are looking to expand: - Base58 encoding to Hex conversion - Hex to decimal and vice versa - Strlen - Compute SHA-256 of text or hex string - Compute Keccak-256 of te
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by quentinadam 2y ago
No that’s not how it works. When a transaction is submitted on the blockchain to withdraw funds from an address it needs to be signed by the private key and it exposes the full public key. A bot that would monitor such transactions would th
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AWS Nitro Enclaves in Deno/Rust(github.com)
3 points by quentinadam 3y ago|1 comments
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by quentinadam 3y ago
Near-zero dependency example of how to use AWS Nitro enclaves from Deno. Can serve as a code sample or a blueprint to understand the whole process, because I found the AWS documentation and process quite unclear and over-engineered. Parts o
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by quentinadam 3y ago
We run a medium sized trading system (20 microservices) in Deno for about a year now. There have been a few runtime quirks but they have currently all been ironed out. I love the approach that Deno takes with respect to permissions which al
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by quentinadam 3y ago
Being able to allow custom behaviour via JS/TS in Rust is definitely something that I wanted to explore too. If you haven’t already you should check out these two articles from the Deno blog website which go a bit further: https:&#x2F
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by quentinadam 4y ago
Looks awesome! You should submit it to ProductHunt!
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by quentinadam 4y ago
May I suggest the below insights to your point of view, which will allow you to have a better understanding of what is happening underneath the hood ? USDC is issued by circle.com and the underlying assets are held on US bank accounts. BUSD
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by quentinadam 6y ago
This is absolutely fantastic.
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by quentinadam 6y ago
I don't fully agree with that. - Cheaper: Well most decent banks I have been working with don't charge on USD wires, or they charge something like $20 flat, which happens to be on par or cheaper than the ethereum blockchain fees n
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by quentinadam 6y ago
As a start, you can check out Signature Bank and Silvergate Bank. They are known for being crypto-friendly banks, and they bank literally every exchange that trades crypto versus USD.
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by quentinadam 6y ago
> Almost all fiat deposits into Bitfinex create USDT. As a matter of fact that is NOT true. (speaking as a crypto hedge fund manager, active since 2013, and trading > $1B/month on all major exchanges). It used to be like that in
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by quentinadam 6y ago
It may help that we bank at all of the same banks as Kraken, so most transfers are internal transfers. But even to outside banks, normally US wires should be pretty fast (usually within the day). It may also be the case that we literally wi
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by quentinadam 6y ago
> There's no way to transfer USDT into USD. The few exchanges that say they offer withdraws actually don't if you go and try. It's perfectly possible to exchange USDT for USD and withdraw USD to your bank account; it does
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by quentinadam 7y ago
I had a similar story on Twitter. I had been using Twitter for a few years. One day I noticed a user with a handle trying to impersonate someone else (handle was close to another handle, with i/l switched). That handle was posting link