Tag: Security groups

Note from July 11, 2017: In response to readers’ feedback, the author of this blog post has updated this post’s example code to provide more reliable handling of error scenarios, particularly in which the geographical lookup fails. Additionally, the author has added details about testing the example code by using Amazon Kinesis Data Generator. If you already […]

You can use AWS security controls to detect and mitigate risks to your AWS resources. The purpose of each security control is defined by its control objective. For example, the control objective of an Amazon VPC security group is to permit only designated traffic to enter or leave a network interface. Let’s say you have […]

Note: On May 3, 2017, we published a related blog post also written by Guy Denney, How to Visualize and Refine Your Network’s Security by Adding Security Group IDs to Your VPC Flow Logs. Many organizations start their journey with AWS by experimenting with existing applications. Those experiments may include trying to move an application to […]

Updated on June 14, 2018: We removed an out-of-date code sample. Amazon CloudFront can help you increase the performance of your web applications and significantly lower the latency of delivering content to your customers. Recently announced, AWS WAF (a web application firewall) gives you control over which traffic to allow or block by defining customizable web […]

Distributed denial of service (DDoS) attacks are sometimes used by malicious actors in an attempt to flood a network, system, or application with more traffic, connections, or requests than it can handle. Not surprisingly, customers often ask us how we can help them protect their applications against these types of attacks. To help you optimize […]