Blog

Analysis and field notes on running crypto exchanges, processors, and wallet infrastructure.

Documentation · Security · 9 min read

How to properly create and store an admin wallet: private key security

How to approach creating the admin wallet as seriously as possible: official wallet sources and authenticity checks, an isolated device, separate seed phrases for hot and admin, storage in KeePass/Strongbox and multisig setup.

Documentation · Premium Wallet · 7 min read

Hot wallet and Admin wallet: why you need two wallets and how they're separated

The two-wallet concept in Premium Wallet: how hot and admin wallets differ, whose key sits where, how funds move via sweep, the 80/20 rule, and why this is what makes storage truly self-hosted.

Analysis · Custody and risk · 9 min read

Where your exchanger's reserves actually sit - and what an exchange or processor can do with them

Six risks of keeping reserves on an exchange or with a processor: account freezes, sanctions, withdrawal halts, insolvency, opacity. Recent 2025-2026 cases and a practical breakdown of how to distribute capital properly.

Analysis · Crypto exchanges · 6 min read

How much it costs to build a crypto exchange in 2025–2026

Realistic budgets, why liquidity is everything, what white-label actually costs, and why your own frontend on a decentralized exchange API is the most sensible path for newcomers.

Analysis · Hedging · 9 min read

Why exchanges lose money in a falling market - and how hedging fixes it

A numbers-driven breakdown of three exchange operating models. Where inventory risk hides, why a falling price with active buying is the most dangerous scenario, and how a hedge stabilizes profit at the level of the fee.