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Critical Infrastructures Working Group (AG KRITIS)
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IT Security Association Germany (TeleTrusT)
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German Informatics Society (GI, Member of the Presidium)
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Chaos Computer Club (CCC)
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D64 | Center for Digital Progress
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German Society for Law and Computer Science (DGRI)
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German Association for Electrical, Electronic and Information Technologies (VDE, Board Member of the VDE Northwest Regional Association ("Hanse"))
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Law Society Bremen