AWS Security Blog

Category: Best Practices

Implementing least privilege access for Amazon Bedrock

Generative AI applications often involve a combination of various services and features—such as Amazon Bedrock and large language models (LLMs)—to generate content and to access potentially confidential data. This combination requires strong identity and access management controls and is special in the sense that those controls need to be applied on various levels. In this […]

Enhancing telecom security with AWS

If you’d like to skip directly to the detailed mapping between the CISA guidance and AWS security controls and best practices, visit our Github page.  Implementing CISA’s enhanced visibility and hardening guidance for communications infrastructure In response to recent cybersecurity incidents attributed to actors from the People’s Republic of China, a number of cybersecurity agencies […]

How AWS Network Firewall session state replication maximizes high availability for your application traffic

AWS Network Firewall is a managed, stateful network firewall and intrusion protection service that you can use to implement firewall rules for fine grained control over your network traffic. With Network Firewall, you can filter traffic at the perimeter of your virtual private cloud (VPC); including filtering traffic going to and coming from an internet […]

Implement effective data authorization mechanisms to secure your data used in generative AI applications – part 2

In part 1 of this blog series, we walked through the risks associated with using sensitive data as part of your generative AI application. This overview provided a baseline of the challenges of using sensitive data with a non-deterministic large language model (LLM) and how to mitigate these challenges with Amazon Bedrock Agents. The next […]

Safeguard your generative AI workloads from prompt injections

January 23, 2025: We updated this post to clarify the definition of indirect prompt injection and provided a new example of indirect prompt injection. Generative AI applications have become powerful tools for creating human-like content, but they also introduce new security challenges, including prompt injections, excessive agency, and others. See the OWASP Top 10 for […]

Preventing unintended encryption of Amazon S3 objects

January 17, 2025: We updated this post to highlight the importance of using short-term credentials to mitigate the risk of unauthorized techniques such as the one detailed in this blog. At Amazon Web Services (AWS), the security of our customers’ data is our top priority, and it always will be. Recently, the AWS Customer Incident […]

Securing a city-sized event: How Amazon integrates physical and logical security at re:Invent

Securing an event of the magnitude of AWS re:Invent—the Amazon Web Services annual conference in Las Vegas—is no small feat. The most recent event, in December, operated on the scale of a small city, spanning seven venues over twelve miles and nearly seven million square feet across the bustling Las Vegas Strip. Keeping all 60,000 […]

AWS KMS: How many keys do I need?

As organizations continue their cloud journeys, effective data security in the cloud is a top priority. Whether it’s protecting customer information, intellectual property, or compliance-mandated data, encryption serves as a fundamental security control. This is where AWS Key Management Service (AWS KMS) steps in, offering a robust foundation for encryption key management on AWS. One […]

AWS Secrets Manager

Introducing an enhanced version of the AWS Secrets Manager transform: AWS::SecretsManager-2024-09-16

We’re pleased to announce an enhanced version of the AWS Secrets Manager transform: AWS::SecretsManager-2024-09-16. This update is designed to simplify infrastructure management by reducing the need for manual security updates, bug fixes, and runtime upgrades. AWS Secrets Manager helps you manage, retrieve, and rotate database credentials, API keys, and other secrets throughout their lifecycles. Some AWS services […]

Main Image - AWS Network Firewall GeoIP Filtering

AWS Network Firewall Geographic IP Filtering launch

AWS Network Firewall is a managed service that provides a convenient way to deploy essential network protections for your virtual private clouds (VPCs). In this blog post, we discuss Geographic IP Filtering, a new feature of Network Firewall that you can use to filter traffic based on geographic location and meet compliance requirements. Customers with […]