--- title: "Insights · Bitsaga" description: "Bitcoin insights, analysis, and security guides from Bitsaga." url: "https://bitsaga.be/insights" language: "en" --- > Bitcoin insights, analysis, and security guides from Bitsaga. Knowledge Base # Insights Deep dives into Bitcoin security, self-custody strategies, and the evolving landscape of financial sovereignty. ![A grid of 100 squares: 65 blue, quantum secure, and 35 orange, public key on chain.](https://bitsaga.be/images/insights/most-bitcoin-is-already-quantum-secure-card.jpg) October 8, 2026 ## [Most bitcoin is already quantum secure](https://bitsaga.be/insights/most-bitcoin-is-already-quantum-secure) 64.6% of all bitcoin has never shown its public key, so a quantum computer has nothing to attack. Measured on our own node, with how to make the rest quantum secure. ![Three signers and three backup plates on a dark table. Two signers show a gold check and the wallet card says 2 of 2 signatures: sent.](https://bitsaga.be/images/insights/what-is-multisig-card.jpg) October 7, 2026 ## [What is multisig?](https://bitsaga.be/insights/what-is-multisig) A wallet that needs any 2 of 3 private keys to sign: what to keep, what you can lose, and why to test before you need it. With an 87 second film. ![The long bitcoin address crossed out, with an arrow pointing to the name rob@bitsaga](https://bitsaga.be/images/insights/bitcoin-spaces.jpg) October 6, 2026 ## [Bitcoin Spaces](https://bitsaga.be/insights/bitcoin-spaces) Own a name on Bitcoin itself, like rob@bitsaga, and let anyone pay it. How Spaces works, how it compares with BIP 353 and silent payments, and the proof on mainnet. ![Two animations side by side showing one payment: on the left the proof goes on the chain inside a sealed envelope, on the right only a tiny marker goes on the chain](https://bitsaga.be/images/insights/two-ways-to-shield-bitcoin.jpg) October 5, 2026 ## [Two ways to shield Bitcoin](https://bitsaga.be/insights/two-ways-to-shield-bitcoin) Two research papers, two opposite ideas: put the proof on the chain, or keep it off the chain. Watch the same payment travel through both. ![Line chart of the hours of work needed to buy one ounce of gold, rising to about 117 hours in 2026](https://bitsaga.be/images/insights/hours-of-work-to-buy-gold.jpg) October 1, 2026 ## [Hours of work to buy 1 ounce of gold](https://bitsaga.be/insights/hours-of-work-to-buy-gold) How many hours an average worker needs to work to buy one ounce of gold, from 500 BC to today, with the yearly inflation rate one click away. ![Two envelopes side by side: on the left the sealed one the chain shows, 0 sat and 669 bytes of hex; on the right the same envelope opened with Bob's viewing key, showing 5,000 sat received](https://bitsaga.be/images/insights/shielded-bitcoin.svg) September 25, 2026 ## [Shielded Bitcoin](https://bitsaga.be/insights/shielded-bitcoin) Proof of concept: a shielded payment on Bitcoin mainnet, proving the mechanism on chain. Insecure by design, not usable today. ![Two device screens side by side: stock SeedSigner magnifying one of 25 QR squares to copy by hand, and ShieldSigner confirming the secret was saved to a SeedKeeper card](https://bitsaga.be/images/insights/multisig-seedsigner-vs-shieldsigner.png) September 17, 2026 ## [Multisig on SeedSigner vs ShieldSigner](https://bitsaga.be/insights/multisig-seedsigner-vs-shieldsigner) ![A search box holding the query silk road dot onion, beside two panels listing what held and what leaked in the Silk Road investigation](https://bitsaga.be/images/insights/one-google-search-took-down-silk-road.svg) September 13, 2026 ## [One Google search took down Silk Road](https://bitsaga.be/insights/one-google-search-took-down-silk-road) ![A simulated SeedSigner beside a wallet panel holding a 2-of-3 MuSig2 wallet, with three smartcards below](https://bitsaga.be/images/insights/the-future-of-multisig-airgapped-musig2-card.png) September 10, 2026 ## [The future of multisig: airgapped MuSig2](https://bitsaga.be/insights/the-future-of-multisig-airgapped-musig2) ![Two SeedSigner screens: one reviewing a payment to a verified name, the other confirming the multisig signature](https://bitsaga.be/images/insights/musig2-silent-payment.png) September 4, 2026 ## [A 2-of-3 multisig that looks like one signature, paying a silent payment address](https://bitsaga.be/insights/musig2-silent-payment) ![A helper server sending scanning data to a phone, with a chain of per-block fingerprints beneath it whose head is signed into a public record the server cannot edit](https://bitsaga.be/images/insights/the-server-that-can-be-caught-lying.svg) September 2, 2026 ## [The silent payment server that can be caught lying](https://bitsaga.be/insights/the-server-that-can-be-caught-lying) ![Coins under a day old are 78.9% of confirmed blocks but 4% of the pending mempool, while coins over a year old are 2.8% of blocks and 41.6% of the mempool](https://bitsaga.be/images/insights/what-is-in-the-mempool.png) September 2, 2026 ## [Most of the mempool is not competing with you](https://bitsaga.be/insights/what-is-in-the-mempool) ![A short payment name on the left, and a SeedSigner approving a silent-payment spend on the right, with three different taproot outputs arriving from three payers](https://bitsaga.be/images/insights/silent-payments-on-seedsigner.svg) September 1, 2026 ## [Silent payments on SeedSigner](https://bitsaga.be/insights/silent-payments-on-seedsigner) ![Ninety-nine dice rolls feeding three firmware versions and splitting into three different wallets](https://bitsaga.be/images/insights/same-dice-different-wallet.svg) August 27, 2026 ## [Same dice, different wallet](https://bitsaga.be/insights/same-dice-different-wallet) ![A long bitcoin address beside a short payment name, the first marked as needing a fresh copy for every payer, the second as published once and never touched again](https://bitsaga.be/images/insights/i-replaced-my-bitcoin-address-with-a-name.png) August 25, 2026 ## [I replaced my bitcoin address with a name](https://bitsaga.be/insights/i-replaced-my-bitcoin-address-with-a-name) ![A wallet on the left linked through three onion-routed relay hops to a stacked Bitcoin full node on the right, the path drawn as a shielded tunnel](https://bitsaga.be/images/insights/connect-to-the-bitsaga-node.svg) August 24, 2026 ## [Connect to the Bitsaga node](https://bitsaga.be/insights/connect-to-the-bitsaga-node) ![A grid of fine camera sensor noise on the left, the same grid flattened into smooth uniform blocks on the right, with the discarded fine detail marked in orange](https://bitsaga.be/images/insights/the-one-number-you-cannot-check.svg) August 22, 2026 ## [The one number you cannot check](https://bitsaga.be/insights/the-one-number-you-cannot-check) ![Bitcoin's price history wound into a spiral, one turn per halving epoch and one ring per tenfold price, with the four halvings stacked vertically at the top of the clock face](https://bitsaga.be/images/insights/bitcoin-spiral.svg) August 21, 2026 ## [Bitcoin bottom on 3 November, says spiral chart](https://bitsaga.be/insights/bitcoin-spiral) ![A histogram of bitcoin supply grouped by the euro price its holder paid, with a tall orange block in profit just below today's price and smaller blue-grey blocks underwater above it](https://bitsaga.be/images/insights/costbasis-wall-eur.svg) August 21, 2026 ## [The thinnest ceiling on record](https://bitsaga.be/insights/the-thinnest-ceiling-on-record) ![An orange curve of remaining trust falling steeply with verification effort, approaching but never touching the dashed zero-trust line](https://bitsaga.be/images/insights/the-trust-asymptote.svg) August 20, 2026 ## [The trust asymptote](https://bitsaga.be/insights/the-trust-asymptote) ![The DIY Signing Device Revolution is Just Beginning](https://bitsaga.be/images/insights/summit/hero.jpg) August 13, 2026 ## [The DIY Signing Device Revolution is Just Beginning](https://bitsaga.be/insights/diy-signing-device-summit) ![Verifying SeedSigner](https://bitsaga.be/images/insights/verify-seedsigner.png) August 6, 2026 ## [Verifying SeedSigner](https://bitsaga.be/insights/verify-seedsigner) ![Bitcoin at block resolution: 275 onchain metrics from our own archival node](https://bitsaga.be/images/insights/onchain-data.png) August 6, 2026 ## [Bitcoin at block resolution](https://bitsaga.be/insights/onchain-data) ![Twenty-five things the chain says, each one measured on our own node](https://bitsaga.be/images/insights/onchain-insights.png) August 6, 2026 ## [Twenty-five things the chain says](https://bitsaga.be/insights/onchain-insights) ![Two identical binary stacks side by side, three rows picked out in orange, and a clock marking the only difference](https://bitsaga.be/images/insights/nunchuk-reproducible-build.svg) August 20, 2026 ## [Nunchuk is 3,940 bytes from reproducible](https://bitsaga.be/insights/nunchuk-reproducible-build) ![Run the real SeedSigner firmware in your browser](https://bitsaga.be/images/insights/seedsigner-browser-simulator.png) August 3, 2026 ## [Run the real SeedSigner firmware in your browser](https://bitsaga.be/insights/seedsigner-browser-simulator) ![Hardening a Linux agent server: 21 phases from first root login to a defensible box](https://bitsaga.be/images/insights/agent-server-hardening.svg) August 2, 2026 ## [Hardening a Linux agent server](https://bitsaga.be/insights/agent-server-hardening) ![Bitcoin's Graveyard: the fishbone chart of everything that died before Bitcoin](https://bitsaga.be/images/insights/bitcoin-graveyard.jpg) July 24, 2026 ## [Bitcoin's Graveyard: the chart, and the branches that died](https://bitsaga.be/insights/bitcoin-graveyard) ![Bridges Burned: $35 Million Gone in Six Hours Proves Wrapped Bitcoin Is a Liability](https://bitsaga.be/images/insights/bridges-burned-35-million-gone-in-six-hours-proves-wrapped-bitcoin-is-a-liabilit.jpg) July 23, 2026 ## [Bridges Burned: $35 Million Gone in Six Hours Proves Wrapped Bitcoin Is a Liability](https://bitsaga.be/insights/bridges-burned-35-million-gone-in-six-hours-proves-wrapped-bitcoin-is-a-liabilit) ![Dutch Court Exposes the Surveillance State's Bitcoin Honeypot](https://bitsaga.be/images/insights/dutch-court-exposes-the-surveillance-state-s-bitcoin-honeypot.jpg) June 10, 2026 ## [Dutch Court Exposes the Surveillance State's Bitcoin Honeypot](https://bitsaga.be/insights/dutch-court-exposes-the-surveillance-state-s-bitcoin-honeypot) ![Dollar historically low, bitcoin ready to rocket](https://bitsaga.be/images/insights/im-19233977.avif) January 29, 2026 ## [Dollar historically low, bitcoin ready to rocket](https://bitsaga.be/insights/dollar-historically-low-bitcoin-ready-to-rocket) ![Why BIP 110's Size Limits Challenge Protocol Ossification](https://bitsaga.be/images/insights/BIP110.png) January 29, 2026 ## [Why BIP 110's Size Limits Challenge Protocol Ossification](https://bitsaga.be/insights/why-bip-110s-size-limits-challenge-protocol-ossification) ![The AI – Bitcoin Energy Symbiosis](https://bitsaga.be/images/insights/artificial-intelligence-bitcoin-symbiosis.jpg) January 27, 2026 ## [The AI – Bitcoin Energy Symbiosis](https://bitsaga.be/insights/the-ai-circular-investment-trap-and-bitcoins-energy-symbiosis) ![The Yen Carry unwind is bitcoin’s tailwind](https://bitsaga.be/images/insights/japaneseStocks.jpg) January 27, 2026 ## [The Yen Carry unwind is bitcoin’s tailwind](https://bitsaga.be/insights/the-yen-carry-unwind-how-japans-bond-crisis-could-trigger-bitcoins-next-bull-run) ![The Psychology of Diamond Hands](https://bitsaga.be/images/insights/bitcoin-whale.webp) January 26, 2026 ## [The Psychology of Diamond Hands](https://bitsaga.be/insights/the-psychology-of-diamond-hands-what-makes-bitcoin-whales-finally-break-after-13-years) ![A Short Story About Inflation](https://bitsaga.be/images/insights/InflationStoryImg.png) January 15, 2026 ## [A Short Story About Inflation](https://bitsaga.be/insights/a-short-story-about-inflation) ![Bitcoin Core vs Knots](https://bitsaga.be/images/insights/bitcoin-core-knots-3021052891.jpg) January 8, 2026 ## [Bitcoin Core vs Knots](https://bitsaga.be/insights/bitcoin-core-vs-knots) ![Seedsigner is the BTC Swiss army knife](https://bitsaga.be/images/insights/seedsignerWider-scaled.png) July 17, 2025 ## [Seedsigner is the BTC Swiss army knife](https://bitsaga.be/insights/seedsigner-is-your-swiss-army-knife-in-bitcoin) ![Bitcoin privacy](https://bitsaga.be/images/insights/btcprivacytools-1.png) July 8, 2025 ## [Bitcoin privacy](https://bitsaga.be/insights/bitcoin-privacy) ![5 things Bitcoin is not](https://bitsaga.be/images/insights/bitcoin-is-not.svg) August 1, 2021 ## [5 things Bitcoin is not](https://bitsaga.be/insights/5-things-bitcoin-is-not)