by Jay
2025-06-25
11 min read
Chain Abstraction 101 (H2 2025): How Apps Hide Bridges, Gas, and Networks
Chain abstraction lets users do onchain actions without caring which chain they’re on, how to bridge, or what token to use for gas. In H2 2025, the stack to ship this is mature enough for production: smart accounts, intents routers, fast cr
by Jay
2025-06-24
12 min read
supply chain blockchain consulting: Designing Traceability Without Vendor Lock-In
> Summary: A practical blueprint for decision‑makers to design cross‑enterprise traceability that meets 2025–2027 regulatory deadlines while remaining chain‑agnostic, data‑portable, and resistant to platform lock-in. You’ll get concrete arc
by Jay
2025-06-24
8 min read
web3 anwendungs-penetrationstests: Leitfaden für dApps, Wallets und APIs
Kurzfassung: Dieser Leitfaden zeigt, wie Sicherheitstests für Web3-Stacks 2025 konkret geplant, ausgeführt und gemessen werden – mit fokussierten Checklisten für Smart Contracts, Wallets (EOA, AA/4337, EIP‑7702) und APIs. Enthält aktuelle
by Jay
2025-06-22
9 min read
Enterprise Blockchain Consulting for Retail: Loyalty, Inventory, and Verifiable Data
Retailers are entering a two‑year window where blockchain-backed data, standards-based identifiers, and stablecoin rails can materially improve loyalty performance, inventory accuracy, and regulatory readiness. This guide distills what’s ac
by Jay
2025-06-22
10 min read
Blockchain in Automotive Industry: Where Enterprise Consulting Delivers ROI First
Decision-makers: here’s where blockchain and data-space standards are already returning cash-on-cash value in automotive, and how to implement them in 90 days with low risk.
by Jay
2025-06-22
12 min read
can you explain how rollups or sidechains differ from purpose-built real-time settlement platforms in terms of throughput and cost?
> Summary: This guide compares Ethereum rollups and sidechains to purpose-built real-time settlement L1s on two axes that decide user experience and unit economics—throughput and cost—using current post‑Dencun data, concrete configuration t
by Jay
2025-06-22
11 min read
Account Abstraction Telemetry: What to Log (and What Not To) in 2025
Description: In 2025, EIP-7702 is live and ERC‑4337 keeps evolving (EntryPoint v0.8+), changing what “good” telemetry looks like for smart accounts. This playbook shows exactly which signals to log across wallets, bundlers, paymasters, and
by Jay
2025-06-21
15 min read
Minimal-Trust Session Keys with EIP-7702: A Reference Implementation
Summary: This guide shows decision-makers and engineers how to ship minimal‑trust session keys on Ethereum using EIP‑7702 delegations, with a battle-tested security model, a compact reference contract, client snippets, and integration patte
by Jay
2025-06-20
13 min read
chainlink oracle security best practices: Threat Modeling Feeds, VRF, and Automation
Short summary: A practical, up‑to‑date playbook to threat‑model and harden Chainlink Data Feeds, VRF, and Automation for production DeFi, gaming, and enterprise apps—covering design choices, configuration pitfalls, migration deadlines, and
