can we delete security group in aws ?

Description

https://docs.aws.amazon.com/cli/latest/reference/ec2/delete-security-group.html

https://docs.aws.amazon.com/cli/latest/reference/ec2/delete-security-group.html
delete-security-group — AWS CLI 1.32.23 Command Reference
delete-security-group ¶ Description ¶ Deletes a security group. If you attempt to delete a security group that is associated with an instance or network interface or is referenced by another security group, the operation fails with DependencyViolation . See also: AWS API Documentation Synopsis ¶
Delete-Snapshot
You cannot delete a snapshot of the root device of an EBS volume used by a registered AMI. You must first de-register the AMI before you can delete the snapshot. For more information, see Delete an Amazon EBS snapshot in the Amazon Elastic Compute Cloud User Guide. See also: AWS API Documentation
Delete-Route-Table
By default, the AWS CLI uses SSL when communicating with AWS services. For each SSL connection, the AWS CLI will verify SSL certificates. This option overrides the default behavior of verifying SSL certificates.–no-paginate (boolean) Disable automatic pagination.–output (string) The formatting style for command output. json; text; table …

https://docs.aws.amazon.com/cli/latest/userguide/cli-services-ec2-sg.html

https://docs.aws.amazon.com/cli/latest/userguide/cli-services-ec2-sg.html
Create, configure, and delete security groups for Amazon EC2
Delete your security group References Prerequisites To run the ec2 commands, you need to: Install and configure the AWS CLI. For more information, see Install or update the latest version of the AWS CLI and Authentication and access credentials. Set your IAM permissions to allow for Amazon EC2 access.

https://stackoverflow.com / questions / 52641395 / can-we-remove-a-security-group-from-an-running-ec2-instance

https://stackoverflow.com / questions / 52641395 / can-we-remove-a-security-group-from-an-running-ec2-instance
Can we remove a security group from an running EC2 instance?
yes, it is possible both to add and remove security group. In AWS web console go to EC2 Instances page, right click on instance you want to change -> Networking -> Change Security Group You can easily check that it is done without terminating or even stopping the instance. Share Improve this answer Follow edited Oct 4, 2018 at 8:39

https://www.blinkops.com/blog/how-to-find-and-remove-unused-security-groups-in-aws

https://www.blinkops.com/blog/how-to-find-and-remove-unused-security-groups-in-aws
How to Find and Remove Unused Security Groups in AWS
If the security group has no associated instances, load balancers, and network interfaces, it’s an unused security group, and you can safely remove it. Before removing a security group, you can check if it has any associated resources or dependencies using either the AWS Console or AWS CLI. Using the Console:

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/working-with-security-groups.html

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/working-with-security-groups.html
Work with security groups – Amazon Elastic Compute Cloud
You can create, view, update, and delete security groups and security group rules using the Amazon EC2 console and the command line tools. Tasks Create a security group Copy a security group View your security groups Add rules to a security group Update security group rules Delete rules from a a

https://towardsthecloud.com/amazon-vpc-delete-unused-security-groups

https://towardsthecloud.com/amazon-vpc-delete-unused-security-groups
Clean up unused security groups in AWS | Towards the Cloud
10 août 2023When you’re working with AWS, you might create security groups that are no longer needed. These unused security groups can clutter up your account and make it difficult to manage your security configuration. In this tutorial, we’ll show you how to use Python and the boto3 library to find and unused a single Region.

https://repost.aws/knowledge-center/troubleshoot-delete-vpc-sg

https://repost.aws/knowledge-center/troubleshoot-delete-vpc-sg
Troubleshoot issues when you delete a security group
You can’t delete a default security group. But, you can change the default security group’s rules. For more information, see Default security groups for your VPCs. The security group rule references its own security group or another security group’s rule references it

https://repost.aws/questions/QUjltX7tpbQe6hRF1xH5vqOg/how-to-delete-security-groups-referenced-by-other-security-groups-or-are-associated-with-instances-or-network-interfaces

https://repost.aws/questions/QUjltX7tpbQe6hRF1xH5vqOg/how-to-delete-security-groups-referenced-by-other-security-groups-or-are-associated-with-instances-or-network-interfaces
how to delete Security Groups referenced by other … – AWS re:Post
3 The Security group that you are trying to delete is referenced somewhere. Based on the screenshot it’s mostly due to being referenced by another security group rather than a network interface. You can click on the text shown in the reason to identify what it is.

https://stackoverflow.com/questions/74767271/how-to-delete-two-security-groups-referenced-by-each-other

https://stackoverflow.com/questions/74767271/how-to-delete-two-security-groups-referenced-by-each-other
How to delete two security groups referenced by each other?
12 déc. 20221 Answer Sorted by: 2 Delete the particular rule referencing the other security group (or edit to something else) first. This removes the dependency and you’ll be able to delete the security group itself. Share Improve this answer Follow answered Dec 12, 2022 at 6:37 chamal

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/example_ec2_DeleteSecurityGroup_section.html

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/example_ec2_DeleteSecurityGroup_section.html
Delete an Amazon EC2 security group using an AWS SDK
Delete an Amazon EC2 security group using an AWS SDK PDF RSS The following code examples show how to delete an Amazon EC2 security group. Action examples are code excerpts from larger programs and must be run in context. You can see this action in context in the following code example: Get started with instances lesoutrali bot