Contact Discovery in Mobile Messengers: Low-cost Attacks, Quantitative Analyses, and Efficient Mitigations

Christoph Hagen, Christian Weinert, Christoph Sendner, Alexandra Dmitrienko, Thomas Schneider

Research output: Contribution to journalArticlepeer-review

10 Downloads (Pure)
Original languageEnglish
Article number2
Pages (from-to)1-44
Number of pages44
JournalACM Transactions on Privacy and Security
Issue number1
Publication statusPublished - 7 Nov 2022


  • crawling
  • hash reversal
  • mobile contact discovery
  • PSI
  • rainbow table

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