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Published in Coinmonks

·Dec 13, 2021

Fuzzing Wasabi RPC

Requirements: Wasabi Burp Suite Why fuzzing? Find bugs Fun How to fuzz Wasabi RPC? Configure RPC as mentioned here: https://docs.wasabiwallet.io/using-wasabi/RPC.html#configure-rpc Launch Wasabi (1.0 or 2.0) In this post I will use selectwallet RPC command, it can be done for anything that has parameters. Open Burp suite. Go to Intruder ->…

Fuzzing

2 min read

Fuzzing Wasabi RPC
Fuzzing Wasabi RPC
Fuzzing

2 min read


Nov 2, 2021

OP_HALLOWEEN21 and Bitcoin Knots

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. …

Bitcoin

5 min read

OP_HALLOWEEN21 and Bitcoin Knots
OP_HALLOWEEN21 and Bitcoin Knots
Bitcoin

5 min read


Jul 7, 2021

Trying SQL injection in Bitcoin Core

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]}

Bitcoin Core

2 min read

Trying SQL injection in Bitcoin Core
Trying SQL injection in Bitcoin Core
Bitcoin Core

2 min read


Oct 19, 2020

You can save more if you buy things with bitcoin

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…

Bitcoin

3 min read

You can save more if you buy things with bitcoin
You can save more if you buy things with bitcoin
Bitcoin

3 min read


Jul 13, 2020

Cashaa Hack

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. …

Bitcoin

3 min read

Cashaa Hack
Cashaa Hack
Bitcoin

3 min read


Jul 12, 2020

Centralized Derivatives Exchanges and DeFi Derivatives Exchanges | Tradeoffs

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?

Defi

3 min read

Centralized Derivatives Exchanges and DeFi Derivatives Exchanges | Tradeoffs
Centralized Derivatives Exchanges and DeFi Derivatives Exchanges | Tradeoffs
Defi

3 min read


Mar 23, 2020

Bitbns using Binance as a custodial mixer

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

Bitbns

2 min read

Bitbns using Binance as a custodial mixer
Bitbns using Binance as a custodial mixer
Bitbns

2 min read


Mar 21, 2020

Interview: Darknet Culture

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…

Darknet

6 min read

Interview: Darknet Culture
Interview: Darknet Culture
Darknet

6 min read


Mar 17, 2020

Stacking Sats | Mobile App for Indian Users

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. …

Bitcoin

2 min read

Stacking Sats | Mobile App for Indian Users
Stacking Sats | Mobile App for Indian Users
Bitcoin

2 min read


Mar 16, 2020

Was not sure if it will pump or dump, still made 100% profit

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. …

Deltaexchange

4 min read

Was not sure if it will pump or dump, still made 100% profit
Was not sure if it will pump or dump, still made 100% profit
Deltaexchange

4 min read

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