FulcrumSec is a data extortion group active since approximately September 2025, specializing in high-speed exfiltration of cloud-hosted databases by exploiting unrotated API keys and misconfigured cloud permissions rather than deploying encryption, with known victims including Australian fintech youX and LexisNexis.
This group has 27 victims. The victim list API is currently responding slowly for this dataset. Country, sector, and infostealer breakdowns are not available at this time. Basic stats (victim count, first/last seen) are shown above from a faster data source.
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