AWS Security Blog

Tag: Best of 2017

How to Prepare for AWS’s Move to Its Own Certificate Authority

  July 11, 2019 update: The service team has resolved an error that caused customers to see a “Certificate Transparency Required” message when loading test links in Chrome. March 28, 2018 update: We updated the Amazon Trust Services table by replacing an out-of-date value with a new value. Transport Layer Security (TLS, formerly called Secure […]

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Introducing AWS Single Sign-On

Today, AWS introduced AWS Single Sign-On (AWS SSO), a service that makes it easy for you to centrally manage SSO access to multiple AWS accounts and business applications. AWS SSO provides a user portal so that your users can find and access all of their assigned accounts and applications from one place, using their existing […]

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Coming Soon: Improvements to How You Sign In to Your AWS Account

Update from August 25, 2017: These improvements are now live. For more details, see Now Available: Improvements to How You Sign In to Your AWS Account. Coming soon, AWS will improve the way you sign in to your AWS account. Whether you sign in as your account’s root user or an AWS Identity and Access Management (IAM) […]

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How to Visualize and Refine Your Network’s Security by Adding Security Group IDs to Your VPC Flow Logs

Note from February 28, 2019: The features and services described in this post have changed since the post was published and the procedures described might be out of date and no longer accurate. If we update this post or create a replacement, we’ll add a notification about it here. Note from July 11, 2017: In […]

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AWS and the General Data Protection Regulation (GDPR)

Just over a year ago, the European Commission approved and adopted the new General Data Protection Regulation (GDPR). The GDPR is the biggest change in data protection laws in Europe since the 1995 introduction of the European Union (EU) Data Protection Directive, also known as Directive 95/46/EC. The GDPR aims to strengthen the security and […]

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How to Monitor Host-Based Intrusion Detection System Alerts on Amazon EC2 Instances

To help you secure your AWS resources, we recommend that you adopt a layered approach that includes the use of preventative and detective controls. For example, incorporating host-based controls for your Amazon EC2 instances can restrict access and provide appropriate levels of visibility into system behaviors and access patterns. These controls often include a host-based […]

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s2n Is Now Handling 100 Percent of SSL Traffic for Amazon S3

In June 2015, we introduced s2n, an open-source implementation of the TLS encryption protocol, making the source code publicly available under the terms of the Apache Software License 2.0 from the s2n GitHub repository. One of the key benefits to s2n is far less code surface, with approximately 6,000 lines of code (compared to OpenSSL’s […]

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Easily Replace or Attach an IAM Role to an Existing EC2 Instance by Using the EC2 Console

AWS Identity and Access Management (IAM) roles enable your applications running on Amazon EC2 to use temporary security credentials. IAM roles for EC2 make it easier for your applications to make API requests securely from an instance because they do not require you to manage AWS security credentials that the applications use. Recently, we enabled […]

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New! Attach an AWS IAM Role to an Existing Amazon EC2 Instance by Using the AWS CLI

AWS Identity and Access Management (IAM) roles enable your applications running on Amazon EC2 to use temporary security credentials that AWS creates, distributes, and rotates automatically. Using temporary credentials is an IAM best practice because you do not need to maintain long-term keys on your instance. Using IAM roles for EC2 also eliminates the need […]

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