Questions tagged [azure]

A cloud computing platform offered by Microsoft.

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22 views

Should I consider migrating away from OAuth 2.0 Implicit Flow for an internal application relying on Azure AD?

I have recently migrated an internal application (API + SPA) security from Windows Authentication (done by IIS) to Azure A/D authentication using the implicit flow. Now, every user must enter an e-...
2
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1answer
47 views

How to restrict access to API in Azure API Management to known applications?

We need to create an API in Azure API Management and allow only known, registered applications to call it. We can require authentication, which restricts access to only people in our AAD, but how can ...
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72 views

What are the benefits of using Azure RMS with DKE instead of BYOK/HYOK?

I'm trying to understand the Azure RMS solution. From my understanding, files are encrypted with a symmetric key, and that symmetric key + access policies are encrypted using the company key. The ...
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2answers
144 views

Requesting an SSL certificate without a CSR, can it be done?

Please excuse me if this is a dumb or obvious question, I'm self taught and have not been able to find an exact answer to my question after much Googling and reading through StacEx! I'm having issues ...
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27 views

How secure is MS AIP Office File Protection

A) Is it secure to store MS AIP protected Office Files on a everybody-has-read-rights fileshare? Is it somehow possible to crack them? B) Are local workstation administrators able to read AIP ...
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1answer
60 views

Why if a server response contain both Public: TRACE and Allow: TRACE then responds with 405 NOT allowed?

SCENARIO: I'm testing a web application. To test if TRACE is enabled I used both nmap --script http-methods target.com and curl -k -i -X OPTIONS target.com After running the former I get 443/tcp ...
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1answer
57 views

Azure Ad B2C Users access resources in other directory

I have two directories in Azure. The first one contains all the customers of our company, who are registered in Azure Ad B2C. These users must be separated from the other directory, which contains ...
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1answer
54 views

Verifying the security of SAML SSO

I run an instance of a log aggregation product in the cloud, installed on a VM. I've strictly configured it's networking settings, internal firewall, internal port redirection, strong admin password, ...
2
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1answer
270 views

Should I consider my Azure tenant ID as a secret?

As the title says: Should I consider my Azure tenant ID (GUID) as a secret? Are there any security implications when someone knows about this id?
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0answers
55 views

Auto updating attack signature Firewall, WAF, IPS & IDS to secure Azure services?

We have a need to secure the Application Gateway and hundreds of APIs exposed to the Internet as part of our production environment. Using the existing built-in, Azure services, how to make it secure ...
22
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2answers
4k views

How critical is encryption-at-rest for public cloud hosted systems?

I work as a solutions architect for web-based systems on AWS. As part of this role, I often respond to Information Security questionnaires. Nearly all questionnaires request information about data ...
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0answers
37 views

Can Azure CDN mask vulnerability scans

We have a website https://ourwebsite.web.core.windows.net/ which needs to be made public(available on Internet for anyone) and did a Qualys scan using an external scanner on it which found 40 ...
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38 views

Handling API keys for client-side app with cloud key vault

I would like to hear about the security implications of my desktop app's current API usage workflow: Client-side WPF desktop app connects to Azure Key Vault, a cloud vault, by authenticating via a ...
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1answer
84 views

Is it safe to expose port 22 on a database VM? [closed]

I have seen many answers to this question in different scenarios but I am still unsure of the actual answer. I have a VM in the cloud (Azure), which will be hosting my production database. Is it safe ...
0
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1answer
372 views

Wrap key operation in Azure Key Vault - symmetric keys

Could anyone explain why the bolded part of the wrap key description? Wraps a symmetric key using a specified key. The WRAP operation supports encryption of a symmetric key using a key encryption key ...
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1answer
224 views

How often should we force users to re-authenticate when not on the network?

Our company has rolled out MFA to our users. We are a Microsoft shop, so we are using Azure AD to handle MFA and authentication to things like email, Teams, Sharepoint, etc. By default, we've disabled ...
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1answer
92 views

Security pattern for third party uploads to Azure blob container

Scenario: Vendor 1 needs to upload data (.json, compressed .csv files, images and video) to an Azure blob storage container owned by Vendor 2 Vendor 1 is issued a limited duration SAS token each day ...
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0answers
110 views

How to prevent azure pipelines (yaml) from being used as an attack vector?

Let's say the following scenario exists: A git repository exists on Azure DevOps Repos. The repository uses yaml pipelines (azure-pipelines.yml). The repository has branch policies to ensure that ...
0
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1answer
58 views

Is there a current best practice for authorizing an SPA to get/post to API

I have an API and an SPA. The SPA is all anonymous but I want to ensure the caller of the API is authorized to do so. It seems that all of the OAuth best practices, e.g. PKCE, depend on a user ...
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0answers
34 views

Risk of having Azure Multi Site-To-Site VPN with different client

My company decided to build an ETL server on Azure and share by multiple client. My task is to research on possibility to set up multiple VPN tunnel from cloud to multiple client office network. I ...
2
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4answers
768 views

How do I configure Azure Web Apps so that the only access is via CloudFlare?

I have a Web Apps (Linux) application on Azure, and I added a custom domain which I have protected with CloudFlare. I added Azure Security Center to my subscription. At the moment one can access the ...
2
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0answers
44 views

IPS solution for a medium sized web application

As part of application security compliance we are supposed to implement an IPS on our application. The application is basically an educational web portal where students can enrol for course assessment....
44
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9answers
8k views

I have just 4 hours a month to security check a cloud based application - How to use my time?

I've been tasked with looking after an application deployed to azure. I have been allocated 4 hours a month. I essentially have half a workday to secure this application / keep it secure. What is an ...
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1answer
81 views

What protocol is NPS server using to send Secondary Auth to Azure MFA?

We are using PAP to pass data between our on-prem VMware and on-prem NPS server. But our on-prem NPS Server passes data to Azure MFA in the cloud. I want to ensure a stronger protocol than PAP is ...
3
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1answer
220 views

Why isn't cloud (AWS, Azure, GCP) metadata served over HTTPS?

Why can any application or user on your server type an insecure URL like these to get server information about that instance? http://instance-data.us-east-1.compute.internal/latest/meta-data/ http://...
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0answers
36 views

Security and distro list naming convention in AAD

Most naming convention standards for Active Directory I have come across so far have security groups starting with an underscore to allow the equivalent distribution list to be user-friendly. I am ...
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1answer
63 views

RDP to Azure VMs through public IP versus VPN

I have two options for remoting into our Azure VMs: RDP to public IP or RDP through VPN. I'm certain using a VPN is 'more' secure. But my question is: Is it still reasonably secure to have a hole in ...
1
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1answer
258 views

What are the benefits of using Nessus in addition to Azure Security Center?

Are there any benefits to using vulnerability scanners such as Nessus Pro or Tenable.io, if we are already using Azure Security Center for vulnerability and update management? Or does it have any ...
4
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1answer
78 views

Does FedRAMP apply to the cloud hosting environment, the software being hosted, or both?

Our company is limited to using products that maintain FedRAMP compliance, and we are looking to implement a new data collection tool. We are interested in a product that utilizes Microsoft Azure, ...
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1answer
93 views

Does Azure Key-Vault encrypt the values before storing?

We are using key-vault for storing the secrets, will it give any added advantage if we encrypt the values before storing it in key-vault?
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0answers
19 views

What would happen to the connection when certificate expires? [duplicate]

We are using X509 certificate to connect between on-premise devices to the cloud services (Device provisioning service from Azure) The expiry date of the certificate is 3 years from now. Once the ...
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0answers
61 views

Azure AD — How to only allow MFA configuration from a trusted network?

Hopefully someone as an idea... In Azure AD, how can we allow MFA setup by a user but only allow that configuration to occur on a trusted network? We have trusted networks defined but everything we ...
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0answers
234 views

Is there a way to configure Azure AD SSO to ignore SP forceAuthn parameter?

I am trying to workaround an annoying cloud based SP initiated sign-on parameter, forceAuthn, the SP includes this in their assertion and is set to true. They do this to ensure compliance with some of ...
2
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0answers
232 views

RFC 5280 compliant certificate with x509 extensions

First time posting here, be gentle. Situation: I have a requirement, to link our printer/scanner to our Azure AD (so that it can lookup users etc.). I have enabled Azure AD Domain Services with LDAP ...
3
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1answer
84 views

Azure publicly exposed resources

Azure's resources are generally made publicly accessible when launched (from a network point-of-view). e.g. An Azure SQL database will be given a public DNS name and the port will be accessible from ...
1
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0answers
48 views

What is the default cipher for SSL connections in Azure for MariaDB?

According to Microsoft's Documentation, Azure should be configured to use SSL for connections. In regards to default settings, they state the following: By default, the database service should be ...
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0answers
772 views

Azure AD Application Proxy Security Concerns + Azure Application Gateway (WAF) Better?

I am still new to security and still learning the basics so was interested in getting some feedback on two Azure services. Edit: We are a school and the application's host 4000+ parent and student ...
4
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1answer
290 views

What is the security concerns of AzureAD?

We have lots of documents about Microsoft on-premise AD security problems and methodologies to find them and test them, but for AzureAD there is not much information about the possible problems and ...
2
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1answer
139 views

Is re-prompting a user for credentials an effective measure to prove a user's identify

I'm upgrading the authentication of an application from self hosted forms authentication to OpenID Connect through Azure Active Directory B2C (AAD B2C) and have found a few pages which re-prompt the ...
1
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1answer
221 views

Permissions for Azure OMS Agent files

I have two files that the Azure OMS agent reads/writes from that are world writable files. Our vulnerability scanner (rapid 7) is picking these up as vulnerabilities. It's also poor practice in ...
0
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1answer
420 views

How do I protect the Azure Client ID and Client Secret in HashiCorp Vaults with AKV Auto-Unseal?

Say I set up a HashiCorp Vault, on dedicated hardware, with an AKV seal stanza like the following: seal "azurekeyvault" { tenant_id = "46646709-b63e-4747-be42-516edeaf1e14" client_id = "...
1
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0answers
110 views

Building upon SOC 2 Compliance of hosting provider

We are looking at becoming SOC 2 compliant and I was curious if it is possible to leverage the compliance of a hosting provider as part of our attestation? More specifically, our product is fully ...
2
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2answers
485 views

How are stateless firewalls useful in public cloud platforms?

I'm trying to understand the value of stateless firewalls in public cloud platforms like Network Access Control Lists (NACL) in Amazon Web Services (AWS). I think I know a few ways I can use them, but ...
1
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1answer
283 views

Are Self-Encrypting Drives (SEDs) used in cloud environments?

I was wondering if SEDs are used in cloud environments, for example in data centers of CSPs like Azure or AWS? And if so, what additional protection do they offer beside from physical theft of the ...
2
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1answer
41 views

Block AzureRM PowerShell Module

Is there a way to block AzureRM PowerShell module commands from being executed by certain Azure AD users somewhere in Azure group policy? Or is there a way to do this with PowerShell tools?
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0answers
49 views

How to protect against rogue malicious applications in the Azure AD?

Consider the following hypothetical scenario: I create the PhotoApp - native Android application that is used by users to manage their private photos. I create the PhotoService - Web API that is ...
1
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1answer
96 views

How is AWS app identity verified?

So I get the notion of roles and service-linked roles and policies in AWS. However, all of that works only if the principal/identity (and I know there's a difference between the two, but using either ...
4
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5answers
1k views

Cloud provider for Penetration Testing

I wish to set up a Kali Linux box on a cloud provider in order to perform same day penetration tests. The issue I am having is finding a cloud provider such as AWS, Azure etc. for this. For AWS they ...
2
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0answers
145 views

Web application making a call to a REST API when already authenticated

I'm new to ASP.NET Core and OpenID connect/AzureAD, so I'm looking for some validation (or otherwise) of my approach. Extensive reading/googling over the last couple of weeks while I've been learning ...
0
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1answer
919 views

Detect and Scan Open Ports

I am trying to understand two questions - I run Qualys/Nessus scans on periodic basis in our Azure/AWS environment and always run into issues while detecting for Open ports, A basic nmap scan would ...