Poseidon Group
Poseidon Group is a Portuguese-speaking threat group that has been active since at least 2005. The group has a history of using information exfiltrated from victims to blackmail victim companies into contracting the Poseidon Group as a security firm.
Attribution signal
?Score = mentions × confidence weight, summed across all attributed sources. Higher source diversity increases the score.≥ 10 High≥ 3 Moderate< 3 Low0.0
None signal strength
Mentions0
Sources0
High conf.0
First observed
2017-05-31
Last active
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Origin
Brazil (suspected, based on Portuguese language artifacts)
Aliases
1
Techniques
8
Campaigns
0
Brazil (suspected, based on Portuguese language artifacts)
Attribution signals
No attribution signals extracted yet — signals populate automatically as articles are processed.