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  • Difficulty - Medium
    Total Plays - 20
    Allowed Time - 10 sec
    Best time - 2.104

    Sybil attacks target:

    Tip: Click "Play" to reveal options and start playing.

    #A
    #B
    #C
    #D
    Explanation:
    Sybil attacks create fake nodes to disrupt consensus or censor transactions.
    Leaderboard
  • Difficulty - Medium
    Total Plays - 20
    Allowed Time - 10 sec
    Best time - 0.789

    Faster transactions than PoW?

    Tip: Click "Play" to reveal options and start playing.

    #A
    #B
    #C
    #D
    Explanation:
    PoS processes transactions faster by skipping energy-intensive mining. Chains like Ethereum 2.0 use it.
    Leaderboard
  • amanda smith

    amanda smith

    @DecentralizedDev • Jun 1, 2025
    Jun 1, 2025
    2.9K

    Are Rust Developer Jobs Only in Blockchain Now? What Backend Developers Need to Know

    Are most Rust developer jobs now focused on blockchain and crypto, or do other opportunities exist? I keep seeing Rust roles tied to blockchain projects, with Rust as a must-have...

    Like 6 Replies 2
  • Smita Geaorge

    Smita Geaorge

    @SmartChainSmith • May 3, 2026
    May 3, 2026
    2.4K

    Blockchain Architect Salary for a Remote Role with a Layer 1 Protocol?

    Hey there, one good news as well despration too. I had applied for a Blockchain Architect role with a reputed Layer 1 protocol and just got the mail that i...

    Like 6 Replies 3
  • AshishSingh

    AshishSingh

    @Web3SecurityPro • Jun 21, 2025
    Jun 21, 2025
    2.0K

    How can I create a strong Web3 UI/UX design portfolio?

    How can I create a strong Web3 UI/UX design portfolio?I have 7 years of experience in website design but want to shift to Web3. My current work may not suit...

    Like 6 Replies 3
  • Merrythetechie

    Merrythetechie

    @Merrythetechie • May 17, 2025
    May 17, 2025
    1.6K

    How to Switch from Smart Contract Development to zkRollup Research

    How do I move from smart contract development into zkRollup research? I understand smart contracts and the basics of blockchain. Still, I want to go deeper into zero-knowledge proofs and...

    Like 6 Replies 3
  • MakerInProgress

    MakerInProgress

    @MakerInProgress • Jul 17, 2026
    Jul 17, 2026
    1.8K

    How do you prevent block.timestamp manipulation in Solidity smart contracts for time-sensitive auctions?

    Moderator Note: This thread is one of the best examples of how technical screening has changed post-Merge. We see a lot of developers searching the Solidity docs for "miner manipulation,"...

    Like 6 Replies 5
  • Sayali Bhandari

    Sayali Bhandari

    @SayaliB • May 24, 2025
    May 24, 2025
    1.8K

    Solidity Interview: How Do You Manage Version Compatibility and Dependencies?

    How do you manage Solidity version compatibility and handle dependencies when switching blockchain projects? I faced this question in a Solidity interview. It made me realize I need better real-world...

    Like 6 Replies 2
  • RubenzkArchitect

    RubenzkArchitect

    @zkArchitect • Apr 26, 2026
    Apr 26, 2026
    1.7K

    L2 migration PM interview: governance layer — how to implement governance for a blockchain network (best practices)

    Need help tightening an interview answer. PM role. Question: “We’re migrating to L2 — design the governance layer so it’s fair, fast enough to ship, and secure.” I said “transparency...

    Like 6 Replies 6
  • SmartContractGuru

    SmartContractGuru

    @SmartContractGuru • Mar 22, 2025
    Mar 22, 2025
    1.2K

    What are the different types of blockchain and Ethereum developers?

    , hive mind — I’m deep-diving into Ethereum/blockchain dev and need some real talk. Everyone’s hyping Web3 and dApps, but… is that really all there is? Are there hidden roles...

    Like 6 Replies 2
  • Shubhada Pande

    Shubhada Pande

    @ShubhadaJP • Dec 11, 2024
    Dec 11, 2024
    3.2K

    How Data is Written to a Blockchain: A Simple Guide

    Blockchain technology has transformed how data is stored and managed. It provides a secure, transparent, and decentralized method for recording transactions and information. Central to this system is the consensus mechanism, which ensures that data added to the blockchain is accurate and agreed upon by...
    Like 6 Replies 2
  • Shubhada Pande

    Shubhada Pande

    @ShubhadaJP • Oct 24, 2024
    Oct 24, 2024
    3.4K

    Understanding Blockchain Developer APIs: The Key to Building Efficient dApps

    🔑 Understanding Blockchain Developer APIs: The Key to Building Efficient dApps📘 What is an API?An API (Application Programming Interface) is a set of protocols and tools that allows different software applications to communicate with each other. In the context of blockchain, APIs like Ethereum's Web3.js...
    Like 6 Replies 0
  • Shubhada Pande

    Shubhada Pande

    @ShubhadaJP • Oct 26, 2024
    Oct 26, 2024
    1.8K

    Unlocking Data Privacy: How Blockchain Keeps Your Secrets Safe

    Unlocking Data Privacy: How Blockchain Keeps Your Secrets Safe 🔑Imagine trying to keep your personal information safe online. Whether it’s your banking details 💳, health records 🏥, or business secrets 💼, the big question is: how do you make sure only the right people can...
    Like 6 Replies 1
  • Shubhada Pande

    Shubhada Pande

    @ShubhadaJP • Oct 25, 2024
    Oct 25, 2024
    1.5K

    Blockchain or Cryptocurrency? Discover the Real Game-Changer

    👉 Imagine you're at a bustling farmers' market filled with fresh produce 🍎 and handmade crafts 🎨. As you stroll through, you notice something fascinating—every transaction is meticulously recorded in a special, unchangeable ledger 📒. This ledger ensures that no one can tamper with the...
    Like 6 Replies 2
  • ChainMentorNaina

    ChainMentorNaina

    @ChainMentorNaina • Apr 20, 2025
    Apr 20, 2025
    1.1K

    need advice! should I shift to Dapps developement

    Hey all, I am a full stack web developer with 5 years experience and now I am thinking of switching to Dapps development. It is a interesting thing to learn...

    Like 6 Replies 0
  • Shubhada Pande

    Shubhada Pande

    @ShubhadaJP • Oct 27, 2024
    Oct 27, 2024
    1.6K

    Smart Contract in Blockchain

    IntroductionBlockchain technology has been making waves in recent years, and one of its most fascinating aspects is the concept of smart contracts. But what exactly are smart contracts in blockchain, and why are they so important? In this blog, we’ll break down the basics of...
    Like 6 Replies 0
  • Shubhada Pande

    Shubhada Pande

    @ShubhadaJP • Oct 27, 2024
    Oct 27, 2024
    1.5K

    Parametric Insurance and Blockchain

    IntroductionAs our planet confronts the harsh realities of climate change, the unpredictability of weather events intensifies, posing severe risks to lives and livelihoods globally. Traditional insurance models often struggle under bureaucratic red tape, leaving victims waiting for aid when they need it most. This urgency...
    Like 6 Replies 0
  • Shubhada Pande

    Shubhada Pande

    @ShubhadaJP • Jul 31, 2026
    Jul 31, 2026
    175

    From EdTech Founder to Web3 Strategist: Moran Hertzanu Weiss on Building Skill Credibility in Blockchain

    Let’s meet today’s guest in the Home | ArtofBlockchain career interview series is Moran Hertzanu Weiss, a Web3 and blockchain strategist working across tokenization, crypto risk research, partnerships, operations, ecosystem building, startup mentoring, and community leadership. We chose Moran’s journey because it represents a career...
    Like 5 Replies 1
  • Akemi R

    Akemi R

    @snappy-bullet • Jun 4, 2026
    Jun 4, 2026
    529

    Are Web3 GTM and security sales roles now hiring for protocol understanding, not just normal sales experience?

    I saw a hiring post for a Web3 security GTM role where the founder said he was not necessarily looking for the most experienced salesperson. That surprised me a little....

    Like 5 Replies 6
  • Shubhada Pande

    Shubhada Pande

    @ShubhadaJP • Apr 11, 2026
    Apr 11, 2026
    243

    Blockchain engineer (EVM infrastructure): what hiring signals get you shortlisted for node reliability and Ethereum client work?

    Blockchain engineer (EVM infrastructure): what proof gets you shortlisted for node reliability, debugging, and Ethereum client work? When a blockchain engineer role sits this close to EVM infrastructure, the hiring...

    Like 5 Replies 5
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About ArtofBlockchain

ArtOfBlockchain.club is a discussion-first community for blockchain jobs, Web3 careers, interview prep, and proof-based hiring insights.

Founded Jul 4, 2024


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    Demos say more than a thousand resumes
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    How do real smart contract audits work in practice? What do auditors check before Slither, Mythril, Foundry fuzzing, or Echidna?
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    How to start a career in blockchain forensics at a US startup (remote Web3 jobs) — scams, wallet tracing, and compliance investigations
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