Client portal
Client Sign In
A verified client account is required to create portal tickets and gives clients access to ticket history, private replies, and account-specific information.
Production address
https://helpdesk.dsesecurity.com/
Confirm HTTPS and the exact domain before entering account or ticket information.
Sign in and recover access
- Open https://helpdesk.dsesecurity.com/login.php and confirm the Secure Client Access page.
- Enter the verified email address or username and your own password, then select Sign In once.
- Use Forgot password? when the password is unknown; do not create a duplicate account for the same email address.
- Check spam and quarantine for recovery mail and use only a link that points to helpdesk.dsesecurity.com over HTTPS.
- Contact DSE when the account is locked, linked to the wrong company or site, or shows unexpected ticket access.
When to sign in
- You need to see your full ticket history.
- You want to create a new ticket through the portal.
- You want to reply from the portal instead of email.
- DSE has asked you to review private ticket details.
- You need to review account or profile information.
If you cannot sign in
- Use Forgot My Password to request a reset link for the email address on your account.
- Open a support ticket if you believe your email address is not connected to the correct account.
- You can still check a known ticket with its email address and ticket number or email helpdesk@detection-systems.com for a new request.
Content owner: DSE Service Operations. Production reviewed July 11, 2026.