Hasty Briefsbeta

Bilingual

DDoSecrets publishes 410 GB of heap dumps, hacked from TeleMessage

a year ago
  • #encryption
  • #cybersecurity
  • #data-breach
  • DDoSecrets published 410 GB of data hacked from TeleMessage, an Israeli firm that modifies messaging apps like Signal, WhatsApp, Telegram, and WeChat to archive messages centrally.
  • The data contains sensitive PII, so DDoSecrets is sharing it only with journalists and researchers.
  • Timeline of events includes: Mike Waltz using TeleMessage's modified Signal (TM SGNL), TeleMessage getting hacked twice in May, and revelations that TeleMessage lied about end-to-end encryption.
  • TeleMessage's server vulnerability allowed downloading Java heap dumps containing plaintext chat logs via a public URL.
  • The released heap dumps include plaintext messages and metadata like sender/recipient info, timestamps, and group names.
  • DDoSecrets has extracted text from the heap dumps to facilitate research.
  • The author is investigating the data and highlights DDoSecrets' impactful work, urging donations.