A Ledger customer in Italy got a real handwritten letter with a QR code leading to a phishing site, exposing how the 2020 data breaches of Ledger still fuel scams years later and showing scammers’ low-cost, high‑ROI shift to postal phishing.
This guide shows how to redesign a company's procurement ledger using a low‑code platform, turning a simple record sheet into a decision‑oriented system with request, execution, financial, and dashboard modules that give managers instant insight into costs and process control.
This article provides a detailed walkthrough of bank core system architecture, covering its evolution, global overview, key modules such as customer information, account types, deposit and loan cores, payment and settlement, general ledger, card management, and batch processing, illustrated with diagrams and real‑world examples.
This article dissects Pulsar’s storage layer by examining the Bookie component, detailing its architecture, the sequential write‑ahead log, ledger management, journal handling, caching mechanisms, and the complete read/write call chains with concrete code examples and performance considerations.
JD Chain, JD Digital Technology’s open‑source blockchain engine announced in 2019, offers enterprise‑grade features such as modular cryptographic algorithms, pluggable consensus protocols, key‑value ledger model, flexible storage, and comprehensive APIs, aiming to accelerate blockchain adoption across diverse business scenarios.
This article traces the ancient origins of ledgers, their evolution through digitization, and explains how modern cryptographic advances have enabled distributed ledgers and blockchain to transform trust, data management, and record-keeping from static paper systems to dynamic, consensus-driven digital networks.
