--- title: What is PIN number and how is it different from Email ID and password? description: This article describes how the PIN number is different from Email ID and Password --- [Skip to content](https://support.siera.ai/kb/what-is-pin-number-and-how-is-it-different-from-email-id-and-password#main-content) English Show submenu for translations [Submit Support Request](https://support.siera.ai/kb/kb-tickets/new?hsLang=en) ![Logo Only White w Color (.png med).png\]](https://support.siera.ai/hs-fs/hubfs/Logo%20Only%20White%20w%20%20Color%20(.png%20med).png?height=40&name=Logo%20Only%20White%20w%20%20Color%20(.png%20med).png) - [Default HubSpot Blog](https://siera-4241209.hs-sites.com/blog) Open main navigation Close main navigation - [Default HubSpot Blog](https://siera-4241209.hs-sites.com/blog) - English Show submenu for translations - [Submit Support Request](https://support.siera.ai/kb/kb-tickets/new) - Go back to SIERA.AI website Go back to SIERA.AI website How can we help you? - There are no suggestions because the search field is empty. 1. [Support](https://support.siera.ai/kb?hsLang=en) 2. [Management](https://support.siera.ai/kb/management?hsLang=en) 3. [User Management](https://support.siera.ai/kb/management?hsLang=en#user-management) # What is PIN number and how is it different from Email ID and password? ## This article describes how the PIN number is different from Email ID and Password All types of users have a PIN number while Email ID and password are only for Account Owner, Account Admin, and Worksite admin. PIN number is used to log in to the tablet as an operator. It can not be used to log in to the Dashboard. The operators can log only into tablets and not into the dashboard. Check this article for details: [how-an-operation-signs-into-s2-tablet.](https://support.siera.ai/kb/how-an-operation-signs-into-s2-tablet?hsLang=en) Email ID and Password can be used by the Account Owner, Account Admin, and Worksite Admin to log into the dashboard and in tablets as an admin. It enables them to make changes reserved only for supervisors. An example is to log into the tablet to assign/ unassign an asset: [how-to-assign-s2-to-a-vehicle.](https://support.siera.ai/kb/how-to-assign-s2-to-a-vehicle?hsLang=en) Points to note about the PIN number: - A pin number should have a minimum length of 4 characters. - A pin number can have a maximum length of 32 characters. - A pin number can not have special characters. - A pin number can have alphabets (both upper and lower case). - A pin number can have numbers. - [General FAQ](https://support.siera.ai/kb/general-faq?hsLang=en#main-content) - [IT](https://support.siera.ai/kb/general-faq?hsLang=en#it) - [Installation and Setup](https://support.siera.ai/kb/general-faq?hsLang=en#installation-and-setup) - [Training](https://support.siera.ai/kb/general-faq?hsLang=en#training) - [Data Deletion and Retention](https://support.siera.ai/kb/general-faq?hsLang=en#data-deletion-and-retention) - [IoT Devices](https://support.siera.ai/kb/iot-devices?hsLang=en#main-content) - [SIERA.AI S3](https://support.siera.ai/kb/iot-devices?hsLang=en#siera-ai-s3) - [SIERA.AI S2](https://support.siera.ai/kb/iot-devices?hsLang=en#siera-ai-s2) - [Management](https://support.siera.ai/kb/management?hsLang=en#main-content) - [Asset Management](https://support.siera.ai/kb/management?hsLang=en#asset-management) - [Worksite Management](https://support.siera.ai/kb/management?hsLang=en#worksite-management) - [User Management](https://support.siera.ai/kb/management?hsLang=en#user-management) - [Alerts Management](https://support.siera.ai/kb/management?hsLang=en#alerts-management) - [Archive items](https://support.siera.ai/kb/management?hsLang=en#archive-items) - [Checklists](https://support.siera.ai/kb/checklists?hsLang=en#main-content) - [Add Checklist](https://support.siera.ai/kb/checklists?hsLang=en#add-checklist) - [View Checklists](https://support.siera.ai/kb/checklists?hsLang=en#view-checklists) - [Edit Checklists](https://support.siera.ai/kb/checklists?hsLang=en#edit-checklists) - [Inspections](https://support.siera.ai/kb/checklists?hsLang=en#inspections) - [Manage Checklists](https://support.siera.ai/kb/checklists?hsLang=en#manage-checklists) - [Reporting and Analytics](https://support.siera.ai/kb/reporting-and-analytics?hsLang=en#main-content) - [Inspection Reports](https://support.siera.ai/kb/reporting-and-analytics?hsLang=en#inspection-reports) - [Incident Reports](https://support.siera.ai/kb/reporting-and-analytics?hsLang=en#incident-reports) - [Notifications and Alerts](https://support.siera.ai/kb/reporting-and-analytics?hsLang=en#notifications-and-alerts) - [reports](https://support.siera.ai/kb/reporting-and-analytics?hsLang=en#reports) - [Settings](https://support.siera.ai/kb/settings?hsLang=en#main-content) - [Account Profile](https://support.siera.ai/kb/settings?hsLang=en#account-profile) - [User Profile](https://support.siera.ai/kb/settings?hsLang=en#user-profile) - [System Settings](https://support.siera.ai/kb/settings?hsLang=en#system-settings) - [Dashboard UI](https://support.siera.ai/kb/settings?hsLang=en#dashboard-ui) - [Pricing](https://support.siera.ai/kb/pricing?hsLang=en#main-content) - [Buying Options](https://support.siera.ai/kb/pricing?hsLang=en#buying-options) - [Service Regions](https://support.siera.ai/kb/pricing?hsLang=en#service-regions) - [Services Fee](https://support.siera.ai/kb/pricing?hsLang=en#services-fee) - [Integrations](https://support.siera.ai/kb/integrations?hsLang=en#main-content) - [REST APIs](https://support.siera.ai/kb/integrations?hsLang=en#rest-apis) - [Custom Integration Services](https://support.siera.ai/kb/integrations?hsLang=en#custom-integration-services) - [Partnerships](https://support.siera.ai/kb/partnerships?hsLang=en#main-content) - [OEMs](https://support.siera.ai/kb/partnerships?hsLang=en#oems) - [Resellers](https://support.siera.ai/kb/partnerships?hsLang=en#resellers) - [IT](https://support.siera.ai/kb/it?hsLang=en#main-content) - [Cyber Security](https://support.siera.ai/kb/it?hsLang=en#cyber-security) - [Asset Diagnostics](https://support.siera.ai/kb/asset-diagnostics?hsLang=en#main-content) - [Activity Logs](https://support.siera.ai/kb/asset-diagnostics?hsLang=en#activity-logs) - [Default HubSpot Blog](https://siera-4241209.hs-sites.com/blog) [![Chill listening crop-3](https://support.siera.ai/hs-fs/hubfs/Logo/Logo%20Only%20Navy%20w%20%20Color%20(.png).png?width=145&height=24&name=Logo%20Only%20Navy%20w%20%20Color%20(.png).png "Chill listening crop-3")](https://www.siera.ai) Email: support@siera.ai Or Call +1-512-817-0702 Copyright © 2026, SIERA.AI