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Crypto
Crypto covers cryptographic networks, digital assets, and applications built on shared ledgers. Follow Bitcoin, Ethereum, protocols, stablecoins, and onchain applications. Technical activity does not establish an asset’s investment value or safety.
SYMTRI organizes observations from public sources into a living map. Connections reflect shared subject matter; they do not establish causation or endorse a source.
Open in the map ↗71 classified signals in the fourteen-day window. Recent momentum: quiet. These counts include signals awaiting readable evidence.
Recent sources
Up to ten sources with readable evidence, ordered by their feed timestamp. These archive sources can be older than the live fourteen-day window. This list is a sample, not a measure of total activity. Dates distinguish paper publication, repository creation, model/dataset activity, Hacker News posts, and KEV catalog additions. “First archived” records when SYMTRI first stored the signal.
- Hacker News · Posted on Hacker News · First archived
Adam Back says he is not elusive Bitcoin creator named by New York Times ↗
Hacker News discussion.
- Hacker News · Posted on Hacker News · First archived
Show HN: SafeSwapGlobal – A zero-tracking static crypto swap directory ↗
Hacker News discussion.
- arXiv · Published · First archived
Pricing the Unprovable: Ambiguity, Turnstile Runs, and the Verifiability Discount in Crypto Protocols ↗
Privacy-preserving protocols can repair a vulnerability without establishing whether it was exploited beforehand, even when no theft is reported and aggregate supply is protected. We call the potential value reduction from this gap the verifiability discount. A turnstile model shows how early withdrawal can shift a possible shortfall to remaining holders and why credible evidence can become more valuable as exposure grows. We introduce VDISC, a reproducible framework that records reported loss, exposed value, public evidence, returns, and pool flows separately. It combines Orchard's staged dis…
- arXiv · Published · First archived
On the Robustness of Gossip Protocols in Modern Blockchains ↗
Modern platforms such as Ethereum and Polkadot nowadays execute Byzantine fault-tolerant consensus protocols over large validator committees, often comprising hundreds of nodes. At this scale, complete graph topologies for connecting nodes are impractical, leading systems to adopt various gossip mechanisms, often in an ad hoc manner. In this paper, we study the robustness of widely deployed gossip protocols used in committee-based blockchains against realistic network adversaries. We show, both analytically and through extensive empirical measurements, that the graph parameters commonly chosen…
- GitHub · Repository created · First archived
leekt/skim ↗
Application-specific Ethereum state client: sync (and archive) only the state your app needs, straight from P2P. BAL-driven, verified, local eth_call in ms.
- OpenAlex · Published · First archived
Regulatory-Gated Zero-Trust Access Control for Cross-Border Data Sharing with Policy-Bound Blockchain Arbitration ↗
Cross-border data access requires regulatory eligibility and current security authorization. We developed a four-state regulatory gate and permissioned-ledger arbitration prototype that binds a signed PERMIT declaration, evaluator attestations, and active policies to one request. A frozen 24-case hold-out agreed with an independent engineering review in 22 cases; no non-PERMIT case was classified as PERMIT. The V3 Besu Quorum Byzantine Fault Tolerance (QBFT) contracts enforce request and deployment binding, freshness, replay checks, current policy reads, and audit consistency. All 36 selected…
- Hacker News · Posted on Hacker News · First archived
Strive Targets $500M Raise to Buy More Bitcoin ↗
Hacker News discussion.
- Hacker News · Posted on Hacker News · First archived
Who Is Planting Backdoors in Ledger Crypto Wallets? ↗
Hacker News discussion.
- OpenAlex · Published · First archived
Blockchain Architecture Vulnerabilities: A Multi-Approach Analysis of Critical Systems ↗
Blockchain systems face critical security vulnerabilities across all architectural layers, with over $1.8 billion stolen in 2023 alone. This systematic review analyzes 140 peer-reviewed studies (2018–2025) to provide a comprehensive taxonomy of blockchain vulnerabilities, detection methods, and mitigation strategies. We categorize 30+ distinct attack types across five architectural layers (Hardware, Data, Network, Consensus, Application) and three critical applications (Smart Contracts, Decentralized Exchanges, Supply Chains). Our quantitative analysis reveals severe research imbalance: the Ap…
- OpenAlex · Published · First archived
A Secure and Privacy-Preserving ABAC-Driven Remote Patient Monitoring System Using Blockchain Technology ↗
Rapid development in remote monitoring healthcare systems has led to the need for secure, efficient, and privacy-preserving methods for handling sensitive patient data. Centralized healthcare systems usually experience problems such as unauthorized access, lack of transparency, single point of failure, and difficulty with auditing, among others, that may compromise both patients’ data privacy and security. In order to solve this, the proposed system offers decentralized, transparent, and secure data management in healthcare using blockchain technology and the ABAC approach. A Hyperledger frame…
Live window recorded . This is the ingestion observation time, not the publication or discovery date of each source.
How to assess evidence about Crypto
Check each original source for its methods, release status, limitations, and supporting data. A repository announcement, a preprint, and a published study provide different kinds of evidence. SYMTRI’s subject classification helps discovery; it does not independently validate the source’s claims.
See the collection and counting methodology ↗ · Read the weekly synthesis ↗
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These navigation suggestions are part of the map’s editorial structure, rather than measured evidence of a connection.