We are a group of information security researchers who organized a Bitcoin meetup in Bangalore, India on 26 October 2021. More than 100 Computer science students who are good in one of the programming languages and interested in contributing to open source projects were a part of this meetup. …

Run bitcoind with below bitcoin.conf and a descriptor wallet loaded: testnet=1 server=1 test.rpcport=YOUR_RPC_PORT rpcuser=YOUR_RPC_USERNAME rpcpassword=YOUR_RPC_PASSWORD 2. Create a POST request in Postman with URL: http://127.0.0.1:RPC_PORT/wallet/WALLET_NAME 3. Select ‘Basic Auth’ in authorization and enter RPC credentials 4. Body(raw): {"jsonrpc: "1.0", "id": "curltest", "method": "listdescriptors", "params": [false]}

Lets consider two examples in a bull market instead of sharing opinions or any economics lessons: Example 1 1 January 2017: Alice has 10 BTC in cold storage, 1 BTC in hot wallets and some amount in fiat as cash, card etc. Bob has 10 BTC in cold storage, 1000 USD in…

OXT Exploratory Blockchain Analysis Tool for the Bitcoin Blockchainoxt.me 335.9 BTC were moved to address 14RYUUaMW1shoxCav4znEh64xnTtL3a2Ek in this security incident and later in other UTXOs. You can explore the transactions using the above link. Fee rate used in this transaction was 66.46 SAT/VB. …

This post is mainly to list the tradeoffs while trading on DeFi derivatives exchange compared to a centralized derivatives exchange, however I will add few observations in general about most of the DeFi projects. How decentralized are the DeFi derivatives exchanges like dYdX or MCDEX?

A list of few transactions done by Bitbns from their Binance accounts to Bitbns hot wallets of users for ERC20 USDT: https://docs.google.com/spreadsheets/d/145XCCuhh6LFd2CHAMH3CPriiJBTNVUQMtg-avipr1OQ/edit Thanks Manish who shared the above link for one of their hot wallets which holds USDT

I had read this article few weeks back and found it interesting so contacted Tatjana for this Interview or Q&A. I really appreciate the quick response that I got and detailed answers to all the questions. Article link: https://fragment-x6.net/posts/darknet-culture-lessons/ 1. “That’s one thing about people coming from the darknet culture…

The idea is to create an app using which users in India can buy BTC in small amounts per week/month or regular interval defined by user. …

There are setups on a chart when you aren’t really sure if it will pump or dump but sure about a big move in next few hours. …