7Block Labs

by Jay

2026-02-16

11 min read

Understanding the 'Total Value Shielded' (TVS) Metric: A Step Towards Better Privacy

**Short version:** TVS (Total Value Shielded) is the key metric that reveals how well your privacy setup performs in real-world scenarios. When you're able to measure, enhance, and justify your TVS, you'll be able to roll out private payments and procurement processes that really hold up under scrutiny.

by Jay

2026-02-16

12 min read

Using 'Post-Quantum' Cryptography in Smart Contracts

**Summary:** A lot of Ethereum stacks are still using ECDSA and Ed25519 by default. However, as of August 13, 2024, the U.S. has officially rolled out FIPS 203/204/205 (which include ML‑KEM, ML‑DSA, and SLH‑DSA). Plus, the guidance for 2025-2026 is now linking post-quantum cryptography to actual procurement timelines (CNSA 2.0, OMB inventory).

by Jay

2026-02-16

11 min read

Building 'Edge Compute' Markets with Blockchain: A How-To Guide

In 2026, we should start buying edge compute just like trading desks purchase bandwidth and storage: programmatically, with reliable performance and predictable unit costs. This playbook will guide you on how to set up a blockchain-backed marketplace that sou

by Jay

2026-02-16

12 min read

Launching a DePIN Mainnet: Transitioning from Token Sales to Utility Sales

**Summary:** These days, DePIN mainnets aren’t just about flashy whitepapers and token sales; they’re all about real, verifiable utility, reliable device identity, and top-notch rollup/interop stacks that CFOs can actually work with. Here’s a practical guide to getting your DePIN off the ground!

by Jay

2026-02-15

11 min read

Creating 'Programmable Rewards' for Your Retail Loyalty Programs

**Summary:** Retail loyalty teams now have the ability to send out “programmable rewards” that automatically handle eligibility, attribution, redemption, and accounting across POS systems, e-commerce, and partner brands. Plus, they do all of this without compromising privacy or complicating the checkout experience.

by Jay

2026-02-15

13 min read

The Technology That Powers Mobile 'Tap-to-Pay' Crypto

Tap-to-pay crypto on mobile is officially ready for the big leagues--it’s not just a concept anymore! If you can get NFC, tokenization, account abstraction, and compliance lined up, you're good to go. In this post, I'll walk you through exactly how to roll it out in 2026, making sure you don’t miss any procurement steps or run into issues with EMV/PCI regulations.

by Jay

2026-02-15

10 min read

Launching a 'Genesis Token' for Your Hardware Product: A Step-by-Step Guide

## How to Launch a 'Genesis Token' for Your Hardware Product Ready to kick things off with your new hardware product using a Genesis Token? This guide will walk you through the ins and outs of launching your very own token, so you can make the most of your venture. From understanding what a Genesis Token is to practical tips for creating and promoting it, we’ve got you covered. Let’s dive in!

by Jay

2026-02-15

10 min read

Building 'Community Prediction Markets' for Niche Interests

**Summary:** Community prediction markets work best when the engineering choices really click with growth strategies. In this post, I've put together a handy guide for niche communities looking to create compliant, low-fee markets that people will actually enjoy trading in--without jeopardizing their whole roadmap.

by Jay

2026-02-15

12 min read

Creating a 'Sleep-to-Earn' or 'Move-to-Earn' App in 2026: A Step-by-Step Guide

**Summary:** Creating a trustworthy Sleep-to-Earn (S2E) or Move-to-Earn (M2E) app in 2026 comes with its own set of challenges. You’ll need to tackle three tough issues: ensuring that health data from iOS and Android is reliable and doesn’t drain battery life, implementing a solid anti-cheat system that can actually be verified, and setting up a reward system that’s instant and meets all the necessary compliance standards.

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Full-stack blockchain product studio: DeFi, dApps, audits, integrations.

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Registered Office address: Office 13536, 182-184 High Street North, East Ham, London, E6 2JA.

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