Like ctOS towers, ctOS Breaches become available when you unlock a ctOS Center in a district. These investigations have you hacking into junction boxes in a small area, which can usually be reached on foot, to exploit a breach within a short time period that begins when you hack the first box.


  • System Mangler Trophy/Achievement (Complete all ctOS Breaches)
Trophy icon

System Mangler

Complete every ctOS Breach.


Guide Information

  • Publisher
  • Platforms
    PC, Wii U, PS3, PS4, 360, XB1
  • Genre
    Action Adventure
  • Guide Release
    4 August 2014
  • Last Updated
    20 October 2020
  • Guide Author
    Stephanie Barnes

Share this free guide:

Take on the role of Aiden Pearce, a hacker with a mission of revenge. Explore Chicago in this open-world game as you hack into computers and cameras to gain information or take an aggressive approach to missions, ultimately, the choice is yours.

The guide includes:

  • 100% Mission Completion;
  • All Main Missions;
  • All Side Quests, Investigations, and Collectibles;
  • Video coverage for most of the additional content.

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