Bitcoin insights, guides and analysis.
Relai and Pocket can pay every DCA buy straight to your hardware wallet. How to verify the address, what payouts cost and how to value it for wealth tax.
Swiss heirs inherit the right to your Bitcoin by law, not the keys. An estate plan needs an Erbvertrag under ZGB Art. 512 and access your heir can use.
Switzerland has no federal gift tax. Zurich, Bern, Zug and Geneva exempt a Bitcoin gift to your child at any amount; Vaud exempts up to CHF 300,000 a year.
Zurich exempts the spouse, registered partner and descendants from inheritance tax on Bitcoin. Everyone else pays the ESchG tariff, up to 36% for a friend.
Bitcoin inscriptions have no line in the ESTV Kursliste. Swiss holders declare them at the top marketplace's year-end price; private gains are tax-free.
A Bitcoin payment does not change Swiss VAT. The ESTV treats it like cash, so a registered seller charges 8.1% on the sale and converts at the daily rate.
Bitcoin wallet recovery in 2026 across 8 loss scenarios, from a forgotten password to missing seed words to an heir holding a device. Find your own path.
A length-extension attack forges a SHA-256 MAC in seconds. Why it never reaches Bitcoin's double hash, how HMAC stops it, and where SHA-256 really fails.
btcrecover can still crack a Bitcoin wallet password or find a missing seed word if you recall most of it. The 3rdIteration fork, offline setup, GPU facts.
A Bitcoin miner is a heater that pays you in sats. When the math works, what to buy, and why open-source hardware remains the bottleneck for home mining.
BIP 360 adds a P2MR output that resists long-exposure quantum attacks. BIP 361 would block sends to old addresses after 3 years and limit old keys after 5.
Google's March 2026 paper cut the qubits needed to break Bitcoin keys about 20x, to under 500,000. Which coins are exposed and what holders should do now.
