network isolation

Tech Optimizer
May 22, 2026
Financial service institutions are increasingly exploring AI applications to alleviate operational burdens and gain a competitive edge, but face challenges with legacy data infrastructures that may not meet modern demands. The need for continuous availability and compliance is critical, as even brief downtime can have catastrophic consequences. Aging databases struggle with high-volume transactions and real-time analytics, prompting a focus on predictive maintenance and infrastructure automation. Microsoft Azure's PostgreSQL managed services, including Azure Database for PostgreSQL, address these challenges by providing flexible performance scaling and ensuring high availability. The service can trigger automatic failover within 60 to 120 seconds during outages, guaranteeing up to a 99.99% availability SLA. It supports read replicas for offloading analytics without impacting primary database performance and offers layered security controls, including encryption at rest and network isolation. Azure Database for PostgreSQL simplifies compliance with standards such as PCI DSS and SOC by enabling centralized identity and access management through Microsoft Entra ID authentication. It integrates seamlessly with the Microsoft ecosystem, allowing organizations to connect data to analytics and AI services without complex ETL processes. BNY Mellon successfully modernized its data platform by migrating to Azure Database for PostgreSQL in nine months, achieving improved resilience and allowing engineering teams to focus on innovation. The platform supports high availability, backup capabilities, and extensibility, empowering financial institutions to remain innovative in the era of AI.
Tech Optimizer
November 18, 2025
A newly released open-source tool called SilentButDeadly, developed by Ryan Framiñán and launched on November 2, 2025, can disable Endpoint Detection and Response (EDR) systems and antivirus software without terminating processes. It exploits the Windows Filtering Platform to sever cloud connectivity for security products, leaving systems vulnerable to attacks. SilentButDeadly operates through a seven-phase execution sequence, starting with verifying administrator privileges, then scanning for active EDR processes like SentinelOne and Windows Defender. It establishes network filters that block communications for these security applications, preventing them from receiving updates or transmitting telemetry data. The tool also attempts to disable EDR services by changing their startup types. SilentButDeadly features dynamic, self-cleaning filters and builds on techniques from EDRSilencer, introducing enhanced operational safety. Organizations using cloud-based threat detection face risks when their security solutions lose connectivity. Security teams are advised to monitor Windows event logs for specific filter creation events and implement real-time monitoring and redundant communication channels for EDR telemetry.
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