Contact Us

Unit 42 Locations Across the United States

Under Attack?

If you think you may have been breached or have an urgent matter, please email unit42-investigations@paloaltonetworks.com or call one of the below numbers to get in touch with the Unit 42 Incident Response team.

  • US Toll-Free: +1.866.486.4842 (+1.866.4.UNIT42)
  • EMEA: +
  • APAC: +65.6983.8730
  • Japan: +81.50.1790.0200

*Please note that this hotline is for immediate crisis support only and is not intended to be used for any non-crisis question such as employee inquiries or advertising/marketing/sales solicitations.

Billing Inquiries

If you are an existing client and have a question about your invoice, please email accountsreceivable@paloaltonetworks.com.

Get in Touch 

If you’d like to learn more about how Unit 42 can help your organization defend against and respond to severe cyber threats, please fill out the form here to connect with a team member.