# S3/EC2 Credentials S3 Credentials:- * S3 credentials are used to authenticate and authorize requests to Amazon S3. * They include an access key and a secret key, which are used to verify the identity of the requester and control access to the s3 resources. * S3 credentials can be created for a user through the AWS Identity and Access Management (IAM) service. * These credentials are used to send authenticated requests to Amazon S3, and they are managed and secured through IAM policies and user management**.** EC2 Credentials:- * EC2 instances can be configured it automatically retrieve temporary credentials from the instance metadata when an IAM role is attached to the instance. * Their credentials are used to authenticate requests made by applications running on the EC2 instances. * IAM roles for EC2 instances provide a secure way to distribute and manage credentials for applications running on the instances without the need to store long-term credentials on the instances. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.neevcloud.com/neevcloud-products/access-details/s3-ec2-credentials.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.