Help Center> Distributed Cache Service> FAQ> Redis Usage> Why Can't Security Groups Configured for DCS Redis 4.0 and 5.0 Instances?
Why Can't Security Groups Configured for DCS Redis 4.0 and 5.0 Instances?
Currently, DCS Redis 4.0 and Redis 5.0 instances use VPC endpoints and do not support security groups.
To restrict access to DCS Reids 4.0 and 5.0 instances from specified IP addresses, you can manage the IP address whitelist.
Parent topic: Redis Usage
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