Web3 Tech Brief By HackerNoon

This story was originally published on HackerNoon at: https://hackernoon.com/what-is-eip-7702-ethereums-smart-account-feature-explained-and-how-to-stay-safe.
What is EIP-7702? Learn how Ethereum smart account delegation works, its security risks, and how to check and revoke permissions.
Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #ethereum, #cryptocurrency, #blockchain, #mexc-learn, #crypto-exchanges, #crypto-wallet-security, #ethereum-smart-accounts, #good-company, and more.

This story was written by: @mexclearn. Learn more about this writer by checking @mexclearn's about page, and for more stories, please visit hackernoon.com.

EIP-7702 lets regular Ethereum wallets execute smart...

This story was originally published on HackerNoon at: https://hackernoon.com/proof-of-time-can-blockchain-security-be-built-over-years-instead-of-bought.
Can blockchain security depend on time instead of money? Explore GrahamBell's Proof of Infrastructure Endurance and its first mathematical results.
Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #blockchain, #cryptography, #cryptocurrency, #distributed-systems, #open-source, #grahambell-blockchain, #blockchain-consensus, #time-based-consensus, and more.

This story was written by: @hurairahshamsi. Learn more about this writer by checking @hurairahshamsi's about page, and for more stories, please visit hackernoon.com.

Can blockchain security depend on time instead of...

This story was originally published on HackerNoon at: https://hackernoon.com/beyond-price-what-gives-bitcoin-its-value.
What gives Bitcoin its value, which key historical events have shaped its price, why BTC is called “digital gold,” and whether the comparison really holds up.
Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #bitcoin-spotlight, #btc-utility, #bitcoin-valuation, #bitcoin-halving, #bitcoin-scarcity, #bitcoin-volatility, #bitcoin-etf, #quantum-computing, and more.

This story was written by: @evan-ceolini. Learn more about this writer by checking @evan-ceolini's about page, and for more stories, please visit hackernoon.com.

Bitcoin's value is n...

This story was originally published on HackerNoon at: https://hackernoon.com/why-irreversible-crypto-transactions-are-holding-back-web3-adoption.
Why blockchain immutability fails human psychology, how ACH and ISO 20022 handle errors, and how ERC-4337 smart accounts build a crypto undo button.
Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #cryptocurrency, #web3, #fintech, #smart-contracts, #ethereum, #blockchain, #cybersecurity, #crypto, and more.

This story was written by: @doramilen. Learn more about this writer by checking @doramilen's about page, and for more stories, please visit hackernoon.com.

Broadcasting a self-custodial cryptocurrency transaction...

This story was originally published on HackerNoon at: https://hackernoon.com/sonys-soneium-brings-access-to-$549-million-royalties-fund-onchain.

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This story was written by: @ruth-hasson. Learn more about this writer by checking @ruth-hasson's about page, and for more stories, please visit hackernoon.com.

This story was originally published on HackerNoon at: https://hackernoon.com/you-can-tokenize-almost-any-asset-but-should-you.
You can tokenize almost any asset, but should you? What a tokenized raise really costs, why marketing drives the bill, and how to tell if it will pay off.
Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #tokenization-of-rwas, #mining, #web3, #blockchain, #wall-street, #investing, #tokenization, #crypto, and more.

This story was written by: @audreynesbitt. Learn more about this writer by checking @audreynesbitt's about page, and for more stories, please visit hackernoon.com.
<...

This story was originally published on HackerNoon at: https://hackernoon.com/how-bitcoins-lightning-network-works-under-the-hood.
Learn how Bitcoin's Lightning Network uses payment channels, timelocks, HTLCs, and onion routing to enable fast, off-chain payments.
Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #lightning-network, #hash-time-locked-contracts, #bitcoin-lightning-network, #bitcoin-script, #bitcoin-transactions, #bitcoin-multisig, #lightning-network-routing, #onion-routing, and more.

This story was written by: @tobses. Learn more about this writer by checking @tobses's about page, and for more stories, please visit hackernoon.com.

Bitcoin's Lightning Network enables faster payments by allowing participants to...

This story was originally published on HackerNoon at: https://hackernoon.com/sovereignty-sovereign-over-what.
A sovereign cloud can provide local data residency, operational control, and compliance monitoring while still relying on foreign technology and software.
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This story was written by: @andreimochola. Learn more about this writer by checking @andreimochola's about page, and for more stories, please visit hackernoon.com.

The concept of sovereign cloud is complex...

This story was originally published on HackerNoon at: https://hackernoon.com/which-ai-output-did-the-human-actually-approve-co-signing-ai-results-on-base-$001-per-check.
Open-source registry on Base: an AI operator and a human reviewer co-sign an AI-output manifest; anyone verifies it free, agents pay $0.01 via x402.
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This story was written by: @arturbaranouski. Learn more about this writer by checking @arturbaranouski's about page, and for more stories, please visit hackernoon.com.

Open-source registry on Base...

This story was originally published on HackerNoon at: https://hackernoon.com/mexc-account-types-explained-a-guide-to-spot-futures-realstocks-fiat-and-copy-trade-accounts.
Explore MEXC account types, including Spot, Futures, Fiat, Copy Trade, and RealStocks, and learn how to transfer funds between them.  
Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #cryptocurrency, #crypto, #blockchain, #hackernoon, #crypto-exchanges, #mexc-learn, #copy-trade-account, #good-company, and more.

This story was written by: @mexclearn. Learn more about this writer by checking @mexclearn's about page, and for more stories, please visit hackernoon.com.

MEXC separates funds into functional accounts for Spot t...

This story was originally published on HackerNoon at: https://hackernoon.com/educational-byte-why-can-a-smart-contract-still-make-dumb-mistakes.
Smart contract mistakes can turn perfect code into costly problems. Discover how they happen and how to spot the risks.
Check more stories related to web3 at: https://hackernoon.com/c/web3. You can also check exclusive content about #smart-contracts, #smart-contract-security, #smart-contract-vulnerabilities, #smart-contract-development, #smart-contract-auditing, #bug-bounty, #obyte, #good-company, and more.

This story was written by: @obyte. Learn more about this writer by checking @obyte's about page, and for more stories, please visit hackernoon.com.

Smart contracts are computer programs that can make...

This story was originally published on HackerNoon at: https://hackernoon.com/flare-lets-xrp-holders-borrow-without-selling-as-nearly-90percent-of-fxrp-goes-to-work-in-defi.
A DefiLlama report finds 129M of 145M FXRP in DeFi, cross-chain use up fivefold since July and Flare's Data Connector at 45% of protocol revenue.
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This story was written by: @ishanpandey. Learn more about this writer by checking @ishanpandey's about page, and for more stories, please visit hackernoon.com.

About 129 million of 145...

This story was originally published on HackerNoon at: https://hackernoon.com/platega-launches-telegram-bot-payments-for-businesses.
The customer selects a product or service, the bot sends payment options and directs the customer to a separate page. This checkout-in-chat scenario
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This story was written by: @btcwire. Learn more about this writer by checking @btcwire's about page, and for more stories, please visit hackernoon.com.

Starting October 2026, businesses can accept...

This story was originally published on HackerNoon at: https://hackernoon.com/stakerxs-ai-agent-surpasses-passes-$40m-staked-assets-on-solana-within-three-months-of-launch.
StakerX's AI Agent Surpasses Passes $40M Staked Assets on Solana Within Three Months of Launch StakerGPT trades crypto markets around the clock and publishes e
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This story was written by: @chainwire. Learn more about this writer by checking @chainwire's about page, and for more stories, please visit hackernoon.com.

StakerX.ai...

This story was originally published on HackerNoon at: https://hackernoon.com/controlled-autonomy-for-ai-agents-interview-with-cobo-co-founder-and-cto-changhao-jiang.
The Global Blockchain Business Council (GBBC) has highlighted the connection between agentic AI and blockchain in its Global Standards
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This story was written by: @penworth. Learn more about this writer by checking @penworth's about page, and for more stories, please visit hackernoon.com.

The development of AI agents capable of handling real...

This story was originally published on HackerNoon at: https://hackernoon.com/mastercard-launches-stablecoin-platform-how-crypto-turns-into-card-swipes-and-bank-payouts.
Mastercard launches its stablecoin platform with BVNK, connecting digital assets to global card payments, fiat conversion and bank payouts.
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This story was written by: @mexclearn. Learn more about this writer by checking @mexclearn's about page, and for more stories, please visit hackernoon.com.

Mastercard launched its Global Money Platform following its acquisition...

This story was originally published on HackerNoon at: https://hackernoon.com/meme-coin-trading-in-2026-memetoro-open-sources-its-ai-agent.
Meme coin trading in 2026 is shifting to AI research and public launch rules. MemeToro open-sources its AI agent and token discovery tools on BNB Chain.
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This story was written by: @btcwire. Learn more about this writer by checking @btcwire's about page, and for more stories, please visit hackernoon.com.

Meme coin...

This story was originally published on HackerNoon at: https://hackernoon.com/how-to-choose-between-online-trading-platforms.
Compare online trading platforms on regulation, total costs, leverage limits, fund safety, and reliability.
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This story was written by: @trade-rise. Learn more about this writer by checking @trade-rise's about page, and for more stories, please visit hackernoon.com.

Choosing between online trading platforms starts with regulation: a license can be checked directly...

This story was originally published on HackerNoon at: https://hackernoon.com/flockio-launches-qwen-powered-open-source-decision-model-for-local-edge-deployment.
FLock.io launches Qwen-powered, open-source decision model for local edge deployment.
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This story was written by: @pressreleases. Learn more about this writer by checking @pressreleases's about page, and for more stories, please visit hackernoon.com.

FLock.io launches Qwen-powered, open-source decision model for local edge deployment. Built on Qwen3.5-2B...

This story was originally published on HackerNoon at: https://hackernoon.com/bitcoins-next-big-catalyst-might-come-from-washington.
The U.S. holds 328,372 BTC. Here’s how the Strategic Bitcoin Reserve, Bitcoin’s fixed supply and new legislation could shape its long-term market role.
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This story was written by: @cryptomonk. Learn more about this writer by checking @cryptomonk's about page, and for more stories, please visit hackernoon.com.

The U.S. gove...

This story was originally published on HackerNoon at: https://hackernoon.com/bybit-expands-beyond-crypto-as-ceo-outlines-next-phase-of-financial-platform.
Bybit is continuing to develop new perpetual products linked to AI computing and commodities, extending its range of instruments beyond conventional crypto mark
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This story was written by: @chainwire. Learn more about this writer by checking @chainwire's about page, and for more stories, please visit hackernoon.com.

Bybit, a crypto exchange, has...

This story was originally published on HackerNoon at: https://hackernoon.com/tango-communities-go-live-for-breast-cancer-research.
During Breast Cancer Awareness Month, Tango creators will use live streams to raise funds and open conversations about breast cancer with communities around the
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This story was written by: @technology_wire. Learn more about this writer by checking @technology_wire's about page, and for more stories, please visit hackernoon.com.

Tango, a...

This story was originally published on HackerNoon at: https://hackernoon.com/proto-enables-privacy-token-standard-on-beldex-testnet-when-privacy-is-built-into-the-token-itself.
Explore how Beldex Privacy Tokens bring transaction confidentiality to the asset layer, enabling developers to build privacy-first tokens and dApps on testnet.
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This story was written by: @beldexcoin. Learn more about this writer by checking @beldexcoin's about page, and for more stories, please visit hackernoon.com.

Beldex introduces Privacy Tokens...

This story was originally published on HackerNoon at: https://hackernoon.com/changer-launches-stablecoin-first-self-custodial-wallet-to-make-stablecoins-easier-to-use.

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This story was written by: @chainwire. Learn more about this writer by checking @chainwire's about page, and for more stories, please visit hackernoon.com.

Changer+, a self-custodial stablecoin wallet, has launched to simplify holding, moving, and using stablecoins across various blockchain networks. The wallet offers flexible gas-fee options, security features, and practical...

This story was originally published on HackerNoon at: https://hackernoon.com/53-blog-posts-to-learn-about-brick_trade.
Learn everything you need to know about Brick_trade via these 53 free HackerNoon blog posts.
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This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.

This story was originally published on HackerNoon at: https://hackernoon.com/safeguarding-industry-growth-amid-crypto-compliance-trends.
Explore how crypto exchanges use AML, sanctions screening and transaction monitoring to support compliance and industry growth.
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This story was written by: @mexclearn. Learn more about this writer by checking @mexclearn's about page, and for more stories, please visit hackernoon.com.

As crypto becomes increasingly connected to traditional finance, exchanges face growing...

This story was originally published on HackerNoon at: https://hackernoon.com/conconai-$con-burns-20m-seed-tokens-as-ai-commerce-presale-builds-toward-fixed-november-listing.
At the same time, ConConAI continues expanding its AI-commerce ecosystem, with its platform now available in 10 languages, a new mobile
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This story was written by: @btcwire. Learn more about this writer by checking @btcwire's about page, and for more stories, please visit hackernoon.com.

ConConAI has burned 20 million $CON tokens...

This story was originally published on HackerNoon at: https://hackernoon.com/2021-2026-the-web-3-ownership-evolution.
Tokenized RWAs top $34B onchain, but only a small share is active in DeFi. See how tokenization evolved from gold to Treasuries and where ownership breaks.
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This story was written by: @frankie-writes. Learn more about this writer by checking @frankie-writes's about page, and for more stories, please visit hackernoon.com.

...

This story was originally published on HackerNoon at: https://hackernoon.com/what-4-million-tokenized-stock-wallets-say-and-dont-say-about-adoption.
Tokenized stocks are splitting between rights-bearing shares and freely transferable exposure tokens. Holder data suggests portability matters, with important c
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This story was written by: @chanahn. Learn more about this writer by checking @chanahn's about page, and for more stories, please visit hackernoon.com.

Retail adoption of tokenised assets is driven...

This story was originally published on HackerNoon at: https://hackernoon.com/topnod-wallet-debuts-access-to-axils-apt-axil-pota-t0-on-chain-yield-product-for-idle-liquidity.
Offering ~8% Target APY and Instant T+0 Liquidity with an Initial $10M Capacity Cap
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This story was written by: @blockman. Learn more about this writer by checking @blockman's about page, and for more stories, please visit hackernoon.com.

TopNod has integrated Axil Pot (APT), a new on-chain yield vault, allowing users to...

This story was originally published on HackerNoon at: https://hackernoon.com/mexc-adds-another-1000-btc-to-guardian-fund-strengthening-user-protection.
The latest addition follows MEXC’s May commitment to expand the Guardian Fund from $100 million to $500 million over two years, further strengthening the fund t
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This story was written by: @blockman. Learn more about this writer by checking @blockman's about page, and for more stories, please visit hackernoon.com.

MEXC, a pi...

This story was originally published on HackerNoon at: https://hackernoon.com/puffer-and-anchorage-digital-partner-to-bring-institutional-settlement-infrastructure-to-puffer-unif.
Under the partnership, Anchorage Digital will serve as Puffer UniFi’s day-one institutional custodian. Puffer and Anchorage Digital will also work together to s
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This story was written by: @chainwire. Learn more about this writer by checking @chainwire's about page, and for more stories, please visit hackernoon.com.

Anchorage Digital will serve as...

This story was originally published on HackerNoon at: https://hackernoon.com/who-holds-the-authority-when-ai-agents-pay-for-their-own-gpu-compute.
AI agents are starting to pay for their own GPU compute. Here's how Solana's existing delegation primitive could make that safe.
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This story was written by: @kennethbuchi. Learn more about this writer by checking @kennethbuchi's about page, and for more stories, please visit hackernoon.com.

As autonomous agents begin purchasing decentralized GPU...

This story was originally published on HackerNoon at: https://hackernoon.com/woo-x-eu-goes-live-for-european-traders.
Payward Services provides the custody and infrastructure rails behind the launch, bringing a MiCA-aligned trading venue to European traders.
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This story was written by: @blockman. Learn more about this writer by checking @blockman's about page, and for more stories, please visit hackernoon.com.

WOO X, a leading global digital asset exchange, has...

This story was originally published on HackerNoon at: https://hackernoon.com/circles-arc-goes-live-with-kucoin-binance-and-kraken-as-stablecoin-rails-go-mainstream.
KuCoin joins 13 exchanges live on Arc, Circle's USDC-gas Layer 1 with BlackRock, Visa and DTCC as validators. Early data shows what the integrations carry.
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This story was written by: @ishanpandey. Learn more about this writer by checking @ishanpandey's about page, and for more stories, please visit hackernoon.com.

KuCoin switched on direct USDC...

This story was originally published on HackerNoon at: https://hackernoon.com/india-targets-15-crypto-platforms-in-latest-fiu-compliance-push.
India has issued PMLA non-compliance notices to 15 crypto platforms, highlighting the AML obligations facing offshore exchanges serving Indian users.
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This story was written by: @thebitcoinact. Learn more about this writer by checking @thebitcoinact's about page, and for more stories, please visit hackernoon.com.

India's Financial Intelligence Unit issued non-compliance notices under...

This story was originally published on HackerNoon at: https://hackernoon.com/not-your-keys-not-your-coins-so-why-does-your-bot-have-both.
An exchange API key with withdrawals disabled answers the smallest custody question. Here are the two it hides, and how to check any bot in five minutes.
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This story was written by: @btcbot-dev. Learn more about this writer by checking @btcbot-dev's about page, and for more stories, please visit hackernoon.com.

A...

This story was originally published on HackerNoon at: https://hackernoon.com/brain-launches-the-company-memory-that-makes-every-ai-in-the-business-worth-using.
Businesses have no shortage of AI tools to choose from. The harder problem is getting those tools to understand the business they are supposed to
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This story was written by: @blockman. Learn more about this writer by checking @blockman's about page, and for more stories, please visit hackernoon.com.

Brain is a...

This story was originally published on HackerNoon at: https://hackernoon.com/we-wrote-an-academic-paper-on-scoring-nfts-in-2022-heres-what-still-holds-up.
A practical NFT valuation framework from a 2022 peer-reviewed paper: liquidity, utility, and rarity scores, updated for 2026's utility-driven market.
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In 2022, I co-authored an academic paper proposing a...

This story was originally published on HackerNoon at: https://hackernoon.com/zwtc-2026-enters-squad-stage-zoomex-opens-registration-for-competition-with-up-to-25-million-usdt.
The team-based competition begins on September 21, rewarding squad profit rate, trading volume, and community popularity across three separate ranking
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Zoomex has opened regular registration for its...