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Tightly Coupled
Amazon AWS Outage 2025
Overview This version provides a complete internal reconstruction of the AWS outage (October 20–31, 2025 and the Q3 Financial Report Summary released by Oct 31 2025); including system behaviors, logs, API failures, DNS mechanics, AI continuity impacts, and the detailed ‘Felt vs Observed’ analysis. This is an internal technical document for architecture, security, and resilience study. Root Cause and Race Condition Sequence The race condition in the DynamoDB DNS management lay
Abhishek Kumar
Nov 9, 20255 min read
DNSSEC RRSIG Inconsistency Report : Domain Preferido + ETH
The domain www.preferido.us has remained online and responsive consistently from June 16 through June 29, 2025, including the connected services hosted in parallel on both GoDaddy and Wix platforms. This availability further supports that while the DNSSEC validation discrepancy introduces a structural inconsistency, it has not yet disrupted domain resolution or user access.
Abhishek Kumar
Jun 29, 20254 min read
Still wondering how Preferido.us is Reinventing Identity Using Blockchain + AI ?
Still wondering how Preferido.us is ......
Abhishek Kumar
Jun 12, 20253 min read
Domain-Specific Refinement Shopping Cart Architecture in Decentralized Identity Systems
The Existence of Shopping Cart across different layers of Domain. Tightly Coupled or Loosly Coupled?
Abhishek Kumar
Jun 7, 20251 min read
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