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All about cloud security Contacts: @AMark0f @dvyakimov About DevSecOps: @sec_devops
🔶 Abusing Default Machine Joining to Domain Permissions to Attack AWS Managed Active Directory
Post discussing several critical AWS Managed Active Directory security vulnerabilities enabling RBCD attacks via ms-ds-MachineAccountQuota.
https://permiso.io/blog/abusing-default-machine-joining-to-domain-permissions-to-attack-aws-managed-active-directory
#aws
🔶 API Keys for Bedrock: A Brief Security Overview
This new authentication method for Amazon Bedrock introduces some helpful options, but also brings challenges.
adan.alvarez/api-keys-for-bedrock-a-brief-security-overview-2133ed9a2b3f" rel="nofollow">https://medium.com/@adan.alvarez/api-keys-for-bedrock-a-brief-security-overview-2133ed9a2b3f
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#aws
🔶 Making file encryption fast and secure for teams with advanced key management
Dropbox has developed an advanced key management solution to enhance team-based file encryption, addressing the needs of customers with sensitive data, such as those in finance or healthcare.
https://dropbox.tech/security/file-encryption-teams-advanced-key-management
#aws
🔶 sample-visualizing-access-rights-for-identity-on-aws
This is a sample solution that demonstrates how to use AWS IAM Identity Center with Neptune to visualize and map relationships between identities and resources.
https://github.com/aws-samples/sample-visualizing-access-rights-for-identity-on-aws
#aws
👩💻 Microsoft expands Zero Trust workshop to cover network, SecOps, and more
Microsoft announced the expansion of the Zero Trust workshop to cover the additional technical pillars of Zero Trust, assisting customers on strategies that may contribute to securing their network, infrastructure, and connecting all these elements with security operations (SecOps).
https://www.microsoft.com/en-us/security/blog/2025/07/09/microsoft-expands-zero-trust-workshop-to-cover-network-secops-and-more/
#azure
👩💻 Extracting Sensitive Information from Azure Load Testing
The blog discusses techniques for extracting sensitive information from the Azure Load Testing service, which supports Managed Identities for accessing Key Vault entries.
https://www.netspi.com/blog/technical-blog/cloud-pentesting/extracting-sensitive-information-azure-load-testing/
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#azure
👩💻 When Backups Open Backdoors: Accessing Sensitive Cloud Data via «Synology Active Backup for Microsoft 365»
A leaked credential allowed anyone unauthorized access to all Microsoft tenants of organizations that use Synology's «Active Backup for Microsoft 365» (ABM).
https://modzero.com/en/blog/when-backups-open-backdoors-synology-active-backup-m365/
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#azure
👩💻 Requesting Entra ID Tokens with Entra ID SSO Cookies
How to use a browser SSO cookie to request Entra ID OAuth tokens and enumerate a target tenant. This technique is useful when a device is not joined to an Entra ID tenant.
https://specterops.io/blog/2025/06/27/requesting-entra-id-tokens-with-entra-id-sso-cookies/
#azure
🔶 The Future of Threat Emulation: Building AI Agents that Hunt Like Cloud Adversaries
Exploring the breakthrough potential and emerging risks of AI agents that can autonomously discover and exploit complex AWS attack chains.
https://www.offensai.com/blog/the-future-of-threat-emulation-building-ai-agents-that-hunt-like-cloud-adversaries
#aws
🔶 JA3 and JA4 Fingerprints in AWS WAF and Beyond
This article discusses JA3 and JA4 fingerprints, including how they can be useful across cloud services, and how to use them with AWS WAF.
https://engineering.doit.com/ja3-ja4-fingerprints-aws-waf-e2d18dca198a
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#aws
🔶 Unify your security with the new AWS Security Hub for risk prioritization and response at scale
Amazon announced the preview release of the new AWS Security Hub which offers additional correlation, contextualization, and visualization capabilities.
https://aws.amazon.com/ru/blogs/aws/unify-your-security-with-the-new-aws-security-hub-for-risk-prioritization-and-response-at-scale-preview/
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#aws
🔶 Amazon GuardDuty expands Extended Threat Detection coverage to Amazon EKS clusters
GuardDuty Extended Threat Detection introduces a new critical severity finding type, which automatically correlates security signals across Amazon EKS audit logs, runtime behaviors of processes associated with EKS clusters, malware execution in EKS clusters, and AWS API activity to identify sophisticated attack patterns that might otherwise go unnoticed.
https://aws.amazon.com/ru/blogs/aws/amazon-guardduty-expands-extended-threat-detection-coverage-to-amazon-eks-clusters/
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#aws
🔶 Securing Amazon Redshift
How to manage access in Amazon Redshift, focusing on best practices for security.
https://dev.to/awscommunity-asean/securing-amazon-redshift-best-practices-for-access-control-15l6
#aws
🔶 Introducing AWS API models and publicly available resources for AWS API definitions
AWS now provides daily updates of Smithy API models on GitHub, enabling developers to build custom SDK clients, understand AWS API behaviors, and create developer tools for better AWS service integration.
https://aws.amazon.com/ru/blogs/aws/introducing-aws-api-models-and-publicly-available-resources-for-aws-api-definitions/
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#aws
🔶 Roles Here? Roles There? Roles Anywhere: Exploring the Security of AWS IAM Roles Anywhere
This examination of the AWS Roles Anywhere service looks at potential risks, analyzed from both defender and attacker perspectives.
https://unit42.paloaltonetworks.com/aws-roles-anywhere/
#aws
👩💻 I SPy: Escalating to Entra ID's Global Admin with a first-party app
Backdooring Microsoft's applications is far from over. A vulnerable, built-in SP that could have allowed escalation from Application Administrator to any hybrid tenant user, including Global Admin, was discovered.
https://securitylabs.datadoghq.com/articles/i-spy-escalating-to-entra-id-global-admin/
#azure
🔶 Enforcing Least Privilege in AWS IAM with Access Analyzer and Last Access Data
A practical guide on enforcing least privilege in AWS IAM by using IAM Access Analyzer and service Last Accessed data. Includes real workflows, auditing strategies, and automation tips.
https://thehiddenport.dev/posts/aws-enforcing-least-privilege/
#aws
🔶 iam-shrink
Make AWS IAM policies smaller by adding wildcards to actions.
https://github.com/cloud-copilot/iam-shrink
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#aws
🔶 Threat Technique Catalog for AWS
The Threat Technique Catalog for AWS describes techniques used by threat actors to take advantage of security misconfigurations or compromised credentials on the customer side ("Security in the Cloud") of the shared responsibility model.
https://aws-samples.github.io/threat-technique-catalog-for-aws/
#aws
👩💻 eBPF-based networking & security integration with Microsoft Sentinel
This post explores the setup and configuration of Cilium and Tetragon in Azure Kubernetes Service and integrating & monitoring with Microsoft Sentinel.
https://akingscote.co.uk/posts/aks-cilium-tetragon-ebpf/
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#azure
👩💻 Azure's Role Roulette: How Over-Privileged Roles and API Vulnerabilities Expose Enterprise Networks
Several Azure built-in roles are misconfigured to be over-privileged - they grant more permissions than intended by Azure.
https://www.token.security/blog/azures-role-roulette-how-over-privileged-roles-and-api-vulnerabilities-expose-enterprise-networks
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#azure
👩💻 Azure Machine Learning Escalation: When Pipelines Go Off the Rails
Orca uncovers a privilege escalation risk in Azure Machine Learning pipelines that could allow attackers to run code and access sensitive data.
https://orca.security/resources/blog/azure-machine-learning-privilege-escalation/
#azure
🔶🔴 gcp-oidc-aws
A Terraform module that creates a GCP Workload Identity Federation to allow AWS workloads to authenticate to GCP via a GCP Service Account, without storing service account keys.
https://github.com/marco-lancini/utils/tree/main/terraform/gcp-oidc-aws
#aws #gcp
🔶 Sign in with your eID: Using AWS IAM Roles Anywhere with a SmartCard Reader
A fun experiment: the Belgian eID, which includes an authentication certificate, can be utilized to authenticate users without requiring extensive certificate management.
https://cloudar.be/awsblog/sign-in-with-your-eid-using-aws-iam-roles-anywhere-with-a-smartcard-reader/
#aws
👩💻 Microsoft Entra ID OAuth Phishing and Detections
This article explores OAuth phishing and token-based abuse in Microsoft Entra ID. Through emulation and analysis of tokens, scope, and device behavior during sign-in activity, it surfaces high-fidelity signals defenders can use to detect and hunt for OAuth misuse.
https://www.elastic.co/security-labs/entra-id-oauth-phishing-detection
#azure
🔶 AWS Backup adds new Multi-party approval for logically air-gapped vaults
Multi-party approval for AWS Backup logically air-gapped vaults enables organizations to recover their backup data even when their AWS account is compromised, by creating approval teams of trusted individuals who can authorize vault sharing with a recovery account through a separate authentication path.
https://aws.amazon.com/ru/blogs/aws/aws-backup-adds-new-multi-party-approval-for-logically-air-gapped-vaults/
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#aws
🔴 How Google Cloud is securing open-source credentials at scale
Google developed a tool to scan open-source package and image files by default for leaked Google Cloud credentials to help protect Google Cloud customers who publish open-source artifacts.
https://cloud.google.com/blog/products/identity-security/securing-open-source-credentials-at-scale
#gcp
🔶 How to use on-demand rotation for AWS KMS imported keys
AWS announced support for on-demand rotation of symmetric encryption AWS Key Management Service (AWS KMS) keys with imported key material (EXTERNAL origin). This new capability enables you to rotate the cryptographic key material of these keys without changing the key identifier.
https://aws.amazon.com/ru/blogs/security/how-to-use-on-demand-rotation-for-aws-kms-imported-keys/
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#aws
🔶 Introducing the AWS Security Champion Knowledge Path and digital badge
The Security Champion Knowledge path is an educational framework designed to empower developers and software engineers with essential AWS cloud security knowledge and best practices.
https://aws.amazon.com/ru/blogs/security/introducing-the-aws-security-champion-knowledge-path-and-digital-badge/
#aws
👩💻 Persisting Unseen: Defending against Entra ID persistence
Post covering some methods attackers may use now or in the near future to maintain access to Entra ID (formerly Azure AD) once they've obtained a privileged foothold.
https://kknowl.es/posts/defending-against-entra-id-persistence/
#azure