Showing only posts tagged Technical How-to. Show all posts.

The anatomy of ransomware event targeting data residing in Amazon S3

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Ransomware events have significantly increased over the past several years and captured worldwide attention. Traditional ransomware events affect mostly infrastructure resources like servers, databases, and connected file systems. However, there are also non-traditional events that you may not be as familiar with, such as ransomware events that target data …

How to set up ongoing replication from your third-party secrets manager to AWS Secrets Manager

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Secrets managers are a great tool to securely store your secrets and provide access to secret material to a set of individuals, applications, or systems that you trust. Across your environments, you might have multiple secrets managers hosted on different providers, which can increase the complexity of maintaining a …

Visualize AWS WAF logs with an Amazon CloudWatch dashboard

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AWS WAF is a web application firewall service that helps you protect your applications from common exploits that could affect your application’s availability and your security posture. One of the most useful ways to detect and respond to malicious web activity is to collect and analyze AWS WAF …

How to run AWS CloudHSM workloads in container environments

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January 25, 2023: We updated this post to reflect the fact that CloudHSM SDK3 does not support serverless environments and we strongly recommend deploying SDK5. AWS CloudHSM provides hardware security modules (HSMs) in the AWS Cloud. With CloudHSM, you can generate and use your own encryption keys in the …

How to improve security incident investigations using Amazon Detective finding groups

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Uncovering the root cause of an Amazon GuardDuty finding can be a complex task, requiring security operations center (SOC) analysts to collect a variety of logs, correlate information across logs, and determine the full scope of affected resources. Sometimes you need to do this type of in-depth analysis because …

Use AWS WAF CAPTCHA to protect your application against common bot traffic

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In this blog post, you’ll learn how you can use a Completely Automated Public Turing test to tell Computers and Humans Apart (CAPTCHA) with other AWS WAF controls as part of a layered approach to provide comprehensive protection against bot traffic. We’ll describe a workflow that tracks …

How to encrypt sensitive caller voice input in Amazon Lex

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In the telecommunications industry, sensitive authentication and user data are typically received through mobile voice and keypads, and companies are responsible for protecting the data obtained through these channels. The increasing use of voice-driven interactive voice response (IVR) has resulted in a need to provide solutions that can protect …

How to revoke federated users’ active AWS sessions

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When you use a centralized identity provider (IdP) for human user access, changes that an identity administrator makes to a user within the IdP won’t invalidate the user’s existing active Amazon Web Services (AWS) sessions. This is due to the nature of session durations that are configured …

How to query and visualize Macie sensitive data discovery results with Athena and QuickSight

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Amazon Macie is a fully managed data security service that uses machine learning and pattern matching to help you discover and protect sensitive data in Amazon Simple Storage Service (Amazon S3). With Macie, you can analyze objects in your S3 buckets to detect occurrences of sensitive data, such as …

Prepare for consolidated controls view and consolidated control findings in AWS Security Hub

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Currently, AWS Security Hub identifies controls and generates control findings in the context of security standards. Security Hub is aiming to release two new features in the first quarter of 2023 that will decouple controls from standards and streamline how you view and receive control findings. The new features …

How to use Amazon Verified Permissions for authorization

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Applications with multiple users and shared data require permissions management. The permissions describe what each user of an application is permitted to do. Permissions are defined as allow or deny decisions for resources in the application. To manage permissions, developers often combine attribute-based access control (ABAC) and role-based access …

How to secure your SaaS tenant data in DynamoDB with ABAC and client-side encryption

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If you’re a SaaS vendor, you may need to store and process personal and sensitive data for large numbers of customers across different geographies. When processing sensitive data at scale, you have an increased responsibility to secure this data end-to-end. Client-side encryption of data, such as your customers …

How to investigate and take action on security issues in Amazon EKS clusters with Amazon Detective – Part 2

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In part 1 of this of this two-part series, How to detect security issues in Amazon EKS cluster using Amazon GuardDuty, we walked through a real-world observed security issue in an Amazon Elastic Kubernetes Service (Amazon EKS) cluster and saw how Amazon GuardDuty detected each phase by following MITRE …

How to use Amazon Macie to preview sensitive data in S3 buckets

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Security teams use Amazon Macie to discover and protect sensitive data, such as names, payment card data, and AWS credentials, in Amazon Simple Storage Service (Amazon S3). When Macie discovers sensitive data, these teams will want to see examples of the actual sensitive data found. Reviewing a sampling of …

Use Amazon Macie for automatic, continual, and cost-effective discovery of sensitive data in S3

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Customers have an increasing need to collect, store, and process data within their AWS environments for application modernization, reporting, and predictive analytics. AWS Well-Architected security pillar, general data privacy and compliance regulations require that you appropriately identify and secure sensitive information. Knowing where your data is allows you to …

Get the best out of Amazon Verified Permissions by using fine-grained authorization methods

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With the release of Amazon Verified Permissions, developers of custom applications can implement access control logic based on caller and resource information; group membership, hierarchy, and relationship; and session context, such as device posture, location, time, or method of authentication. With Amazon Verified Permissions, you can focus on building …

Deploy AWS Organizations resources by using CloudFormation

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AWS recently announced that AWS Organizations now supports AWS CloudFormation. This feature allows you to create and update AWS accounts, organizational units (OUs), and policies within your organization by using CloudFormation templates. With this latest integration, you can efficiently codify and automate the deployment of your resources in AWS …

How to detect security issues in Amazon EKS clusters using Amazon GuardDuty – Part 1

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In this two-part blog post, we’ll discuss how to detect and investigate security issues in an Amazon Elastic Kubernetes Service (Amazon EKS) cluster with Amazon GuardDuty and Amazon Detective. Amazon Elastic Kubernetes Service (Amazon EKS) is a managed service that you can use to run and scale container …

You can now assign multiple MFA devices in IAM

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At Amazon Web Services (AWS), security is our top priority, and configuring multi-factor authentication (MFA) on accounts is an important step in securing your organization. Now, you can add multiple MFA devices to AWS account root users and AWS Identity and Access Management (IAM) users in your AWS accounts …

Detect and block advanced bot traffic

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Automated scripts, known as bots, can generate significant volumes of traffic to your mobile applications, websites, and APIs. Targeted bots take this a step further by targeting website content, such as product availability or pricing. Traffic from targeted bots can result in a poor user experience by competing against …

How to evaluate and use ECDSA certificates in AWS Certificate Manager

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AWS Certificate Manager (ACM) is a managed service that enables you to provision, manage, and deploy public and private SSL/TLS certificates that you can use to securely encrypt network traffic. You can now use ACM to request Elliptic Curve Digital Signature Algorithm (ECDSA) certificates and associate the certificates …

Use Amazon Inspector to manage your build and deploy pipelines for containerized applications

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Amazon Inspector is an automated vulnerability management service that continually scans Amazon Web Services (AWS) workloads for software vulnerabilities and unintended network exposure. Amazon Inspector currently supports vulnerability reporting for Amazon Elastic Compute Cloud (Amazon EC2) instances and container images stored in Amazon Elastic Container Registry (Amazon ECR). With …

How to control non-HTTP and non-HTTPS traffic to a DNS domain with AWS Network Firewall and AWS Lambda

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Security and network administrators can control outbound access from a virtual private cloud (VPC) to specific destinations by using a service like AWS Network Firewall. You can use stateful rule groups to control outbound access to domains for HTTP and HTTPS by default in Network Firewall. In this post …

Export historical Security Hub findings to an S3 bucket to enable complex analytics

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AWS Security Hub is a cloud security posture management service that you can use to perform security best practice checks, aggregate alerts, and automate remediation. Security Hub has out-of-the-box integrations with many AWS services and over 60 partner products. Security Hub centralizes findings across your AWS accounts and supported …

Use IAM Access Analyzer policy generation to grant fine-grained permissions for your AWS CloudFormation service roles

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AWS Identity and Access Management (IAM) Access Analyzer provides tools to simplify permissions management by making it simpler for you to set, verify, and refine permissions. One such tool is IAM Access Analyzer policy generation, which creates fine-grained policies based on your AWS CloudTrail access activity—for example, the …

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