The National Stock Exchange (NSE) on June 19, 2026, issued mock trading on Saturday, June 20, 2026 for SLB Segment.
The Exchange has scheduled a mock trading session for the Securities Lending and Borrowing Mechanism (SLBM) segment on June 20, 2026. The session will run from 2:00 PM to 3:00 PM from the primary site, followed by a live re-login window between 6:30 PM and 7:00 PM.
Members are advised to refer to earlier circulars regarding the implementation of a new CA certificate and the updated NEAT Adapter (Version 1.0.28 for Windows and Linux). The use of this new adapter version along with updated ports will become mandatory from July 6, 2026, and members must ensure system readiness for the migration.
Additionally, members using direct connections (NNF users) must download and implement the new CA certificate from the specified extranet path. The updated network parameters and ports support enhanced encryption features, including removal of MD5 checksum and improved acknowledgment mechanisms for order messages.
[Circular No: 17/2026]
