User access and security
Articles about authentication issues, user permission questions and security queries in Zendesk Support
- "invalid_grant" error when requesting an OAuth Token
- "invalid_grant" with OAuth token and using username and password
- Agent group permissions and searching tickets
- Agent suddenly downgraded to end-user
- Agents directed to SSO from Help Center login
- Are incoming ticket attachments scanned for viruses?
- Authentication Required window popping up on tickets
- Authorization Error: Error 400: admin_policy_enforced
- Can agents communicate with unverified customers?
- Can data be retrieved from a cancelled account?
- Can I add DNS settings, such as DKIM or SPF to Zendesk's domain?
- Can I change the return_to parameter in the URL when using SSO with JWT?
- Can I remove or limit the ability to download attachments?
- Can I upload more than one SSL certificate?
- Can I verify my subdomain to be used in Google Search Console?
- Can multiple users on the account share login information?
- Can reCAPTCHA be disabled for new user sign up?
- Can the verification emails be disabled for end users submitting tickets through my custom form?
- Combating spam submitted via web service
- Creating JWT in ColdFusion does not work
- Does Zendesk offer self hosting options?
- End users receiving "Couldn't authenticate you..." error when signing in
- Google SSO "app not configured for user" error
- How can I fix the UTF-8 error when bulk uploading users?
- How can I send or resend a verification/welcome email for users?
- How can I set up two Zendesk SSO integrations?
- How can I stop a spam attack coming from my contact form?
- How do I de-provision users in Zendesk via SSO?
- How do I manually logout my users?
- How do I prevent certain end users from accessing Help Center via SSO?
- "invalid_grant" error when requesting an OAuth Token
- "invalid_grant" with OAuth token and using username and password
- Agent group permissions and searching tickets
- Agent suddenly downgraded to end-user
- Agents directed to SSO from Help Center login
- Are incoming ticket attachments scanned for viruses?
- Authentication Required window popping up on tickets
- Authorization Error: Error 400: admin_policy_enforced
- Can agents communicate with unverified customers?
- Can data be retrieved from a cancelled account?
- Can I add DNS settings, such as DKIM or SPF to Zendesk's domain?
- Can I change the return_to parameter in the URL when using SSO with JWT?
- Can I remove or limit the ability to download attachments?
- Can I upload more than one SSL certificate?
- Can I verify my subdomain to be used in Google Search Console?
- Can multiple users on the account share login information?
- Can reCAPTCHA be disabled for new user sign up?
- Can the verification emails be disabled for end users submitting tickets through my custom form?
- Combating spam submitted via web service
- Creating JWT in ColdFusion does not work
- Does Zendesk offer self hosting options?
- End users receiving "Couldn't authenticate you..." error when signing in
- Google SSO "app not configured for user" error
- How can I fix the UTF-8 error when bulk uploading users?
- How can I send or resend a verification/welcome email for users?
- How can I set up two Zendesk SSO integrations?
- How can I stop a spam attack coming from my contact form?
- How do I de-provision users in Zendesk via SSO?
- How do I manually logout my users?
- How do I prevent certain end users from accessing Help Center via SSO?