High Threat Security Overseas Seminar (HTSOS) Training

Required for all government personnel traveling to all Combat and Commands (COCOMs). Required for all SME’s traveling to Lebanon and other High-Threat Regions. If you are unsure about whether or not HTSOS training is required for your travel, please contact your ISG POC.

HTSOS certificates are valid for 5 years. The HTSOS training takes approximately 5 hours to complete.

This training is housed by Foreign Service Institute Training (FSI - and can operate on Google Chrome, Internet Explorer, Firefox, or Safari. Prior to departure, send your ISG POC a copy of your completed training certificate (name and training date)

To enroll in the HTSOS training and Launch the Course:

  1. Go to and select the HTSOS training that is listed (there is only one to choose from) and select “Apply and Pay”.
  2. This button will re-direct to a Pay.Gov website where a self-service payment prompt is set up. Follow all the prompts to register and pay for the HTSOS training seminar.
    • Note: Payment must only be made using a government or commercial purchase card.
  3. Once payment is complete, an email will be sent to the email address designated on the registration sign up. This email will contain instructions on how to access the online training course, to include a link to click for the course, a logon ID, and a temporary password.
  4. Please follow the prompts within that email to complete the training.
  5. For questions regarding logon or other technical issues, submit a trouble ticket through the "Contact LearnCenter Help" link, which is located on the FSI LearnCenter logon page.