Akira Ransomware Exploits SonicWall VPNs in Likely Zero-Day Attack on Fully-Patched Devices

Aug 02, 2025Ravie LakshmananVulnerability / Zero Day SonicWall SSL VPN devices have become the target of Akira ransomware attacks as part of a newfound surge in activity observed in late July 2025. “In the intrusions reviewed, multiple pre-ransomware intrusions were observed within a short period of time, each involving VPN access through SonicWall SSL VPNs,” […]

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Creating Materialized View with FAST REFRESH

Part 1 – Implementation: Creating Materialized View with FAST REFRESH To enable FAST REFRESH in a materialized view, Oracle requires the existence of a Materialized View Log (MV log) on the base table. This log records the row-level changes (INSERT/UPDATE/DELETE) that occur after the materialized view is created. First, create the MV log using the […]

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