AWS Security Blog

Tag: EC2

How to share encrypted AMIs across accounts to launch encrypted EC2 instances

October 30, 2019: We’ve updated Figure 2 and its accompanying steps to show the KMS console. October 16, 2019: We’ve updated Figure 1 to show the KMS console. August 26, 2019: We’ve corrected the name of the console in step one. Do you encrypt your Amazon Machine Instances (AMIs) with AWS Key Management Service (AWS […]

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How to quickly launch encrypted EBS-backed EC2 instances from unencrypted AMIs

An Amazon Machine Image (AMI) provides the information that you need to launch an instance (a virtual server) in your AWS environment. There are a number of AMIs on the AWS Marketplace (such as Amazon Linux, Red Hat or Ubuntu) that you can use to launch an Amazon Elastic Compute Cloud (Amazon EC2) instance. When […]

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IPSec diagram

Creating an opportunistic IPSec mesh between EC2 instances

IPSec (IP Security) is a protocol for in-transit data protection between hosts. Configuration of site-to-site IPSec between multiple hosts can be an error-prone and intensive task. If you need to protect N EC2 instances, then you need a full mesh of N*(N-1)IPSec tunnels. You must manually propagate every IP change to all instances, configure credentials […]

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Recovering from a rough Monday morning: An Amazon GuardDuty threat detection and remediation scenario

Amazon GuardDuty is a managed threat detection service that continuously monitors for malicious or unauthorized behavior to help you protect your AWS accounts and workloads. Given the many log types that Amazon GuardDuty analyzes (Amazon Virtual Private Cloud (VPC) Flow Logs, AWS CloudTrail, and DNS logs), you never know what it might discover in your […]

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Now You Can Create Encrypted Amazon EBS Volumes by Using Your Custom Encryption Keys When You Launch an Amazon EC2 Instance

Amazon Elastic Block Store (EBS) offers an encryption solution for your Amazon EBS volumes so you don’t have to build, maintain, and secure your own infrastructure for managing encryption keys for block storage. Amazon EBS encryption uses AWS Key Management Service (AWS KMS) customer master keys (CMKs) when creating encrypted Amazon EBS volumes, providing you […]

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Adhere to IAM Best Practices in 2016

As another new year begins, we encourage you to review our recommended AWS Identity and Access Management (IAM) best practices. Following these best practices can help you maintain the security of your AWS resources. You can learn more by watching the IAM Best Practices to Live By presentation that Anders Samuelsson gave at AWS re:Invent […]

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Make a New Year Resolution: Adhere to IAM Best Practices

As another new year begins, we want to encourage you to be familiar with recommended AWS Identity and Access Management (IAM) best practices. Following these best practices can help you maintain the security of your AWS account. You can learn more by watching the IAM Best Practices presentation that was given by Anders Samuelsson at […]

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Want Help with Securing Your AWS Account? Here Are Some Resources

Some customers have asked how they should be using AWS Identity and Access Management (IAM) to help limit their exposure to problems like those that have recently been in the news. In general, AWS recommends that you enable multi-factor authentication (MFA) for your AWS account and for IAM users who are allowed to perform sensitive […]

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Granting Permission to Launch EC2 Instances with IAM Roles (PassRole Permission)

When you launch an Amazon EC2 instance, you can associate an AWS IAM role with the instance to give applications or CLI commands that run on the instance permissions that are defined by the role. When a role is associated with an instance, EC2 obtains temporary security credentials for the role you associated with the […]

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