About Postman

Overview

What is Postman V2?

Postman V2 is a notification service that lets authorised public officers send one-way SMS messages, to the following target recipients with the gov.sg Sender ID:

• Citizens (i.e., Pre-enlistees, NSFs, NSmen, ROVERS, NS/SAFVC Volunteers, Members of Public); or

• Mixed Groups (i.e., citizens and internal staff)

What is Postman Legacy?

Postman Legacy refers to the older version of Singapore Government's SMS messaging system that was used before Postman V2. It has been largely phased out in favour of Postman V2, which offers enhanced capabilities and security features. MINDEF/SAF has already migrated to Postman V2 to utilise its SMS messaging service primarily.

Can I use the Broadcast Email Service in Postman Legacy to send email communications to citizens?

You may access it at https://legacy.postman.gov.sg by signing in with your gov.sg email address to utilise the ‘Broadcast Email Service’ in Postman Legacy. The system is managed by Open Government Products (OGP). For queries or troubleshooting assistance, please contact OGP directly at Postman V1 - Contact Us | FormSG.

Is the demo feature in Postman Legacy still available for small-scale testing purposes to send SMS messages?

GovTech has decommissioned the demo feature in Postman Legacy. Access to this feature including the Postman SSID is no longer available to any agencies. Please use the "gov.sg" SMS Sender ID when sending SMSes to members of public and citizens.

System security and performance

What is the security and sensitivity classification of Postman V2?

Postman V2 can handle up to restricted sensitive-normal data.

What is Postman V2’s system uptime?

Postman V2 aims to have an uptime of >99.5%. Postman Team has internal services to monitor Postman V2’s uptime 24/7.

Service level agreements

What is the Service Level Agreement (SLA) for Postman V2?