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Questions tagged [azure]

The tag has no usage guidance.

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0answers
26 views

Allow Guest User in Azure Access to SQL Server (DEV, Read/Write) [migrated]

I'm a bit new to Azure AD. I have some software development offshored and have already created a guest account in Azure for the developer. I've create an account in SQL Server (Manually via the ...
0
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0answers
44 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 ...
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0answers
26 views

Is Azure Key Vault more secure than the machine certificate store?

I'm trying to secure the communication between two on-premise legacy applications (one .NET and one Java) using client certificates. One application is exposed externally so I don't want to rely on ...
4
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1answer
95 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
52 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
30 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
75 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
75 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
153 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
122 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 ...
1
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1answer
33 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?
0
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0answers
33 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
67 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 ...
3
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5answers
583 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
122 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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0answers
225 views

oAuth vs. Basic Authentication to connect to Azure AD backed services via Daemon/Service Application

I'm creating app that will run as an automated service with no user interaction to process to connect to a mailbox and process emails (download attachments, move emails to a "processed" folder, etc.). ...
0
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1answer
529 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 ...
2
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1answer
3k views

Approach to (nmap?) port scan a subnet over VPN? (updated with figure)

I am inside an enterprise network, and connecting a P2P VPN to an Azure VPN gateway. With that VPN connection up I can RDP to a jump server. I want to do a port scan, indicated by the red arrow. The ...
1
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3answers
68 views

Protecting a private key on Azure

Is there a way on Azure to protect a private key so only I have the key? No one else can get the key? I understand that this might be impossible as the code we have on Azure needs the key to validate ...
1
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0answers
55 views

What current methods are there to gain access to Azure?

I'm currently working with our development teams and trying to build a threat model for the Azure environment and how attackers may gain access to our instance. So far I haven't found much in the way ...
1
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1answer
48 views

Azure VPN Gateway Client - Reported as Win32/Detplock

When following this official guide to setup an Azure VPN Gateway, the downloaded VPN client application is reported as Win32/Detplock by windows defender. https://docs.microsoft.com/en-us/azure/vpn-...
5
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1answer
564 views

Securely Storing Access Tokens for Azure Key Vault

I am using Azure's KEY vault to store encryption keys and handle encryption and decryption as we have a specification that requires encryption keys to be kept offsite, however this has left me with ...
2
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1answer
82 views

Can I secure a server on which I'm deliberately allowing code execution?

Context: AI competition. Users upload a dll with a class implementing a provided interface, then the competition runner instantiates that class and invokes various methods on the interface. Obviously,...
2
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2answers
581 views

Strange attempts from Azure IP on our client data

I had to put this case here as Microsoft's answer won't make sense. What's been happening is that since early July this year, we've had this IP belonged to Microsoft's Azure infrastructure, 104.42....
3
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0answers
637 views

Are enterprises Office 365 accounts overly exposed to brute force attacks?

Earlier this year the Scottish parliament was attacked by what described as a “Brute Force” cyber-attack. It was said that the attack targeted “MSPs and staff with parliamentary email addresses”. ...
0
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0answers
175 views

OS Fingerprint prevention on Azure WebApps

Is there a way to prevent nmap os fingerprint on Azure Webapps? I used nmap and got report: OS Detection Consolidation and Reporting OS: Windows CPE: CPE: cpe:/o:microsoft:windows Found by NVT: 1.3....
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0answers
79 views

Azure AppService - Configuration vulnerability - Would you also consider this as a vulnerability?

just in short. I was playing around a Azure AppService as I wanted to know how secure it is. I have discovered it is possible (using the regularly deployed application) to write to complete d:\home ...
0
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1answer
41 views

Limiting information disclosed by server

I host a web application on an Ubuntu 14.04 based VM hosted on Microsoft Azure infrastructure. The webserver is nginx. Recently, someone was trying to probe my server, and later correctly surmised ...
4
votes
1answer
150 views

How does the use of Microsoft-branded Azure products affect my privacy policy?

I have an existing on premise infrastructure which I'm considering moving to Azure. On that platform, there are products that enhance my security, presumably by collecting metadata (IP, session, etc). ...
1
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0answers
43 views

Encrypt content on Azure without using KeyVault? [duplicate]

Need to store some content in Azure Blob Storage, and want to encrypt prior to storing it on Azure Blob (we don't want to rely on Azure storage encryption on-rest). The issue is we do not want to ...
4
votes
2answers
173 views

How much information about our Security & Penetration Testing should we share with customers?

We have a B2B Saas service which runs on Microsoft Azure. Microsoft publishes a lot of information about Azure security but occasionally customers ask us about the security testing and audits that ...
0
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2answers
418 views

Are there any PCI compliant firewalls that can be installed on Linux through normal means and not through an ISO? [closed]

We are trying to install a PCI compliant firewall on our Azure Vnet. The problem is, that ones like opnsense can only be installed through an iso, having to install it on a local VM and then having to ...
0
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2answers
330 views

Is traffic encrypted using IPSec intercepted in transit over public internet, hackable?

In the official Azure documentation describing Azure VPN Gateway, I read this about Site to Site VPN "Though traffic is encrypted using IPSec, it can be intercepted in transit since it traverses ...
10
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1answer
370 views

What are the privacy differences with Azure trustee delegates in China, Germany, and other locations?

Azure has different privacy agreements set up with different datacenters as mentioned in this footnote Azure is now available in China through a unique partnership between Microsoft and 21Vianet, ...
28
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3answers
3k views

Pentesting against own web service hosted on 3rd party platform

I want to pentest websites and services programmed by our company, which is fine as long as we test it on our own infrastructure. What are the (legal) implications when pentesting our services once ...
2
votes
2answers
109 views

Migrating IIS to Azure

So basically, right now we have a fully public facing Web server inside the local network and is a member of the domain. We're going to be migrating this to azure. I have recommended that the server ...
0
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1answer
85 views

How should I detect and respond to bad actors who perform SQL injections?

SQL Azure has a logic component called Threat Detection. I assume it looks for SQL Injection, but also evidence of dangerous commands like sp_exec. I would like to expand that scope, and also ...
2
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2answers
626 views

Why does an external pentester testing my Azure website ask for IP, Gateway, DNS and VPN credentials?

I have an Azure website and a client who wants to use my site but needs to perform ethical hacking on it in order to decide if it's secure enough for them. They've asked me this to send them this: ...
0
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1answer
274 views

Feeding Azure portal logs into a SIEM solution

Currently working on a cloud transformation project where all infrastructure is being placed into Azure. We currently use a SIEM solution to monitor and assess events across the environment. The ...
0
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1answer
253 views

Microsoft IP Blocked by my fail2ban

Yesterday at 3AM our Fail2ban blocked an IP, not tremendously uncommon, however it appears to relate back to a Microsoft address. This could perhaps be an Azure server being used for the abuse. My ...
0
votes
1answer
409 views

Robots trying to login to Azure VM when SSH port is closed in manager

I have many robots trying to do SSH login in a Azure VM. In the resource manager SSH is disabled but attacker IPs are public, as you can see below, where I copy a log for auth.log (I have an Ubuntu ...
4
votes
1answer
2k views

Azure AD B2C vs Auth0 [closed]

I am trying to work on security architecture for our SaaS application. The good finding was Azure AD B2C which is launched recently. And first comparison was with Auth0. Is this is correct comparison?...
1
vote
2answers
135 views

Azure Networking VPN

Company is exploring the option of connecting Azure VNET to the on premise network using either Site-to-Site or ExpressRoute. There are concerns regarding potential vulnerability of internal resources ...
4
votes
2answers
727 views

Azure Key Vault vs Azure Environment Variables - Which is the right way?

I've read a lot on the new Azure Key Vault feature and it does have some valid use cases. However in the case of a simple web app I don't see the benefit of using environment variables which can be ...
11
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2answers
1k views

Is it safe to store SSN's in Azure Cloud?

I'm doing due diligence on a company. They are entirely cloud based and need to collect lots of personal information from users (including SSN). Is this something I should be majorly concerned with? ...
3
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0answers
368 views

ISO27001 compliance and perceived Risks using Microsoft SQL Server Azure 2016 [closed]

Introduction My company is currently undergoing ISO27001 compliance. I originally thought that this is a purely technical issue, with the merits of different solutions being weighed up on purely ...
1
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0answers
202 views

How Do I Create a Production Client Authentication Certificate for Azure Key Vault?

I am learning about Azure Key Vault, and one of the scenarios it supports is certificate authentication, which you can read about here. The samples do a great job of explaining how to make a self-...
3
votes
1answer
593 views

Is It OK If a Server Does Not Verify a Certificate?

I am currently learning a LOT about Azure, Azure Active Directory, and Azure Key Vault (AKV). To start with, please see this article: In particular, I am interested in this statement: When ...
4
votes
2answers
153 views

Can I prevent all employees from accessing customer data without being logged (especially IT)

I am hosting a web application and SQL server database on Azure and I would like to ensure that no individual at the company can access customer data without the access being logged. It seems that ...
8
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1answer
669 views

Benefits of cloud based full disk encryption

Microsoft announced in May that it supported full disk encryption for VMs. They have recently merged a github branch into the Azure Powershell tools to enable this. The basic theory is that you ...