NSE circular NCL/CMPT/76210 · 07 Sept 2026
Official title
NCMS-OTP based Two Factor Authentication and upgradation of NCMS Version
Official record
Open source pageSummary
Check the official recordNSE Clearing Limited implements OTP based Two Factor Authentication for NCMS-FO user logins. This requirement applies to Admin and Sub users. Members must download and install the new EXE version 4.2.5 from the member Extranet. Upon the first login, users must register their mobile number and email address. The system sends an OTP to these registered details for authentication. Users must enter the valid OTP to complete the login process. If a user enters four invalid OTPs, the system disables the user ID. In such cases, the member must contact NSE Clearing Limited for assistance. The new version becomes available on 12 September 2026. The Two Factor Authentication requirement becomes effective on 15 September 2026.
What you must do
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After entering valid OTP, log in will be successful.
In case of invalid OTP entered, error will be displayed and OTP can be regenerated after 30 seconds-
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| Department: Futures & Options | |
|---|---|
| Download Ref No: NCL/CMPT/76210 | Date: September 07, 2026 |
| Circular Ref. No: 105/2026 | |
All Members
Sub: NCMS - OTP based Two Factor Authentication and upgradation of NCMS version
In order to enhance the security measures, NSE Clearing Ltd shall be implementing OTP based Two Factor Authentication (2FA) for user login in NCMS- FO (Admin user as well as Sub users).
Members are requested to note that a new EXE version of 4.2.5 will be made available with effect from 12-Sep-2026.
Two Factor Authentication (2FA) shall be implemented w.e.f 15-Sep-2026 for user login on NCMS-FO. The user manual of OTP based 2FA is provided in Annexure 1.
This version can be downloaded from member Extranet/portal "faoftp/faocommon/NCMSSetup_425".
For and on behalf of NSE Clearing Limited
Nisha Pillai Vice President
| Telephone No | Email id |
|---|---|
| 18002660050 (IVR Option 2) | support@nsccl.co.in |
Key dates
Who is affected
Thresholds
If you do not comply