Questions tagged [microsoft]

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48 views

Why http microsoft connection in netstat check?

I checked established connections with "netstat" command in command prompt, and I found that there are some connections with ip's of microsoft (I checked ip online) that have http (and not ...
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0answers
31 views

Difference - Atypical Travel, Impossible Travel, Unfamiliar signin [closed]

We have security alerts from Azure ATP and MCAS (Microsoft Cloud App Security) configured in our environment. We are getting alerts for Unfamiliar Sign ins, Impossible Travel Activity and Atypical ...
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9 views

find who is the user with administrative permissions who performed the most administrative activities in the same session ms365 [migrated]

Hi I'm new to ms 365 and I wanted to know if it is possible to find who is the user with administrative permissions who performed the most administrative activities/actions in the same session. I ...
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0answers
111 views

Where can I find a list of all government agencies with CAs in PKI root stores?

Is there a source that monitors popular root stores for CAs controlled by government agencies? There are several "root stores" that maintain a list of trusted root CAs. These root stores are ...
2
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1answer
84 views

How to contact Microsoft regarding security flaw? [closed]

Here I see: If you believe you have found a security vulnerability that meets Microsoft's definition of a security vulnerability, please submit the report to MSRC at https://msrc.microsoft.com/create-...
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1answer
61 views

Who (Designer or User) Should be Resposible for the Correct/Secure Usage of a Tool Intended for Developers/Admins? [closed]

There is a healthy debate around a series of stack overflow posts that refer to the "RunAs" command. Specifically the discussion is in reference to design decision that the folks at ...
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2answers
9k views

What's the point of Microsoft Account 2FA if it still lets me log in using password instead?

I have a Microsoft Account linked to a Microsoft Authenticator app for 2FA purposes. Every time I log in, it first sends me the Authenticator request, but I can always click "Other ways to sign ...
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2answers
100 views

How can I be attacked by opening a corrupt MS Office document?

When opening a corrupt Microsoft Office document, I get a prompt that says something along the lines of: Excel [or Word/PowerPoint/etc] has found unreadable content on 'filename.xslx'. Do you wish ...
2
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1answer
57 views

How to tell if Microsoft office has been patched for a vulnerability?

The NIST database holds records for Microsoft Office vulnerabilities, however it only lists the application (i.e. Word 2016) and the service pack. Microsoft release hotfixes outside of service packs, ...
6
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2answers
221 views

After changing Microsoft password, one can still login to previously authenticated Windows devices with old password indefinitely. Why?

Has anyone else noticed that if you are using a Microsoft account for Windows, after changing your password, the old password can still be used indefinitely on previously authenticated devices? I have ...
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1answer
1k views

Microsoft DS vulnerability?

I heard that Microsoft DS is a port that is commonly used by hackers to hack computers due to its ability to transfer files. How do they transfer files with Microsoft DS? Do they need an exploit to ...
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0answers
46 views

Is Microsoft Personal Vault safe like zero knowledge?

Personal vault allows to set a two factor. I chose Google Authenicator and saved the recovery code on a piece of paper. This means Microsoft does not have the two factor. Does this make Personal Vault ...
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2answers
2k views

Microsoft account security alert - Is this legit? [closed]

I've just received two emails in a row stating that "We detected something unusual about a recent sign-in for the Microsoft account" and "someone else might have accessed the Microsoft account..." (...
1
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1answer
372 views

How to disable/block Microsoft Store on Windows 10 Pro by firewall?

I want to block Microsoft Store on Windows 10 pro in a corporate environment. Having read relevant articles about this matter and tested on my machine, I see that Windows 10 Pro does not support this ...
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0answers
475 views

Can my employer see my browsing history with work account on my personal device

I was using Edge on my personal device at home browsing stuff and realised I was logged in on Bing.com with my Microsoft work account. I cleared my browser's browsing history and also Bing's browsing ...
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1answer
71 views

security concerns when configuring Windows 10 to automatically log into a Microsoft account-linked user account

I have just configured my Windows 10 desktop PC at home to automatically log into my Windows 10 user account that my Microsoft account is linked to on startup. My desktop is in my bedroom upstairs and ...
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0answers
53 views

Security and Microsoft Teams / Microsoft OneDrive / Share Point Online?

As a user of these products, how concerned do I have to be about who can see what I place in the system? I don't know who pays the bill and thus has access to everything in there, and I don't know ...
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0answers
27 views

critical files to be monitored by file integrity monitoring solutions in active directory servers

We are implementing file integrity solution on Microsoft active directory servers, I need to know the critical paths(files and folders and registry keys) that need to be monitored for any change or ...
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0answers
45 views

Telerik Script not working correctly?

I found that a website is using a version of telerik web ui that may be vulnerable to cve-2017-9248. However when i use the python script with command python script.py -k https://www.website.com/...
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0answers
178 views

Does Windows CNG Keystore support exporting a key or keypair in ciphertext?

As Windows CNG Keystorage offers API to export key(pair)s: SECURITY_STATUS NCryptExportKey( /* The handle of the key(pair) to export */ NCRYPT_KEY_HANDLE hKey, /* The handle of a key to encrypt ...
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1answer
227 views

Microsoft Outlook Vulnerability CVE-2018-8587 - How likely is exploitation?

I found an interesting blog post A Deep Analysis of the Microsoft Outlook Vulnerability CVE-2018-8587 about Microsoft Outlook heap buffer overflow vulnerability where is described how Microsoft ...
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0answers
62 views

Good book detailing the security aspects of Microsoft Active Directory [closed]

I am attending training later this summer related to AD pentesting. As such, I wanted to ask for book recommendations which detail (in full or in part) the security aspects of Active Directory. The ...
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1answer
117 views

Can wifi admin view video downloaded from personal Outlook cloud onto personal laptop?

Can company wifi admin view a video I downloaded to a personal computer from my outside microsoft outlook account accessed through Chrome? I have a personal university Microsoft account https, which I ...
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0answers
44 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 ...
53
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10answers
19k views

Replacing Windows 7 security updates with anti-virus?

Microsoft has announced Windows 7 will no longer be receiving updates after January 14, 2020: Here. I hate windows 10's forced updates and telemetry so I have always stuck with Windows 7, but it may ...
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1answer
119 views

In a SQL server, passwords are hashed in chinese. What algorithm it might be using?

While performing the following query, passwords are displayed in Chinese. I'm wondering what hashing algorithm is being used here in order for me to carry out a brute-force attack.
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42 views

When sharing confidential information, which is more secure share via Outlook vs store on Sharepoint then provide access?

I'm trying to figure out what is good practice and what is more secure for my small team. I wanted to set a standard or governance on how to share confidential information within our team. One person ...
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1answer
29 views

Extensions and Modules and Packages, Oh My! [closed]

How do you know if extensions (e.g., Code, Chrome, Firefox), modules (e.g., PowerShell), or packages (e.g., Python, R) are not malicious? How can you control or monitor that in an environment? Stuff ...
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1answer
83 views

Does the file encryption of Microsoft Office guarantee integrity?

I stumbled upon Microsoft Office's feature of file encryption. For storing sensitive data in the cloud, e.g. DropBox, this sounds like a nice feature. Reading that the encryption is AES-128 in CBC ...
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1answer
27 views

Restricting cipher suite on MSIE

I'm investigating significant performance problems with MSIE using TLS connections. I am trying to restrict the available algorithms to isolate the problem / see if there is valid workaround. To do ...
3
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1answer
259 views

Is there evidence to proof that Windows is spying us ? Are the anti-spy programs works and are they trustable?

Are there any evidences that Windows is spying the users ? Let's focus on Windows 10. I am almost sure it does. The things like telemetry and Cortana... However I never saw a proof like university ...
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0answers
181 views

Mimikatz /rc4 argument for pass-the-ticket?

I'm studying how pass-the-ticket works using Mimikatz, i.e., forged Silver and Golden Kerberos tickets. The command usually takes the form (Golden tickets): kerberos::golden /sid:SID /domain:DOMAIN /...
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2answers
174k views

Is 'account-security-noreply@accountprotection.microsoft.com' a legitimate sender of security alerts?

I have been getting emails from "account-security-noreply@accountprotection.microsoft.com" (as verified in metadata) about unusual activity. The internet has very conflicting information about if ...
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1answer
9k views

What is the point of Microsofts 30 day security update waiting period

If you want to update your security info (such as a password). You need to verify your ID with your phone or another email. If you don't have any connected to you account (or forgot them), you can add ...
4
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1answer
44k views

Is this email from OneDrive a phishing attack?

Today I received an email claiming that my OneDrive account is going to be deleted as it has been unused for the past two years. This is probably true. The email urges me to visit OneDrive to ...
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0answers
147 views

Extracting public key created by an UWP app in KeyCredentialManager

I know of an app that is using https://docs.microsoft.com/en-us/uwp/api/windows.security.credentials.keycredentialmanager to generate a key pair (supposedly stored in a TPM), and sequentially uses the ...
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1answer
533 views

Importing a self-signed certificate into Windows via the Microsoft Management Console

First, I apologize if I mix my terminology up a bit in this post, I'm new to SSL. I've created a CA and used it to self-sign an SSL certificate for a server I connect to. Now I need to import the CA'...
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1answer
114 views

Did Skype give me a MBR virus? [closed]

So here's the deal, I could never login on my desktop to skype for business. Since I am an microsoft 365 admin, I issued a ticket and waited for someone to call me to help me login. He remotely logged ...
37
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4answers
40k views

Microsoft email servers “require remote control of Android device security features”

Just tried to set up my student email address with the default email client on my Android device. The email servers used by the university are outlook.office365.com (incoming) and smtp.office365.com (...
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2answers
6k views

Windows 7 consent.exe attempting to access the internet

Looking at Firewall logs, I see that consent.exe, which is responsible for the Windows 7 UAC UI, attempts to connect to the internet. I have verified the file is a genuine executable provided by ...
2
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1answer
202 views

Office 365 “ForeignRealmIndexLogonInitialAuthUsingADFSFederatedToken”

I've detected a number of illegitimate logins to Office 365 (based on Client IP). In the audit log, the operation is listed as "ForeignRealmIndexLogonInitialAuthUsingADFSFederatedToken." I'm not ...
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2answers
2k views

Windows Privilege Escalation system shell dies quickly

I have a user restricted shell and I used a host upnpn exploit which gives me root access to nc.exe. I am able to get a shell as SYSTEM but it dies after 30 seconds due to the service being ...
6
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1answer
484 views

Curious about Microsoft “Buffer Security Check” implementation

A very quick background to help you answering my questions : Learning IDA Interactive Disassembler, the old free edition (too expensive for a hobbyist) 15 year Linux Sysadmin & DBA experience ...
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2answers
92 views

How does “Microsoft domain authentication” prevent me from using passwort variants?

I have read Sequential password updates and I am aware of a number of techniques to prevent users from using password variants. My question is, which of these techniques are actually used in user ...
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0answers
141 views

Is Windows certificate store FIPS 140-2 level 1 certified?

I'm not really aware of FIPS 140-2 requirements, but AFAIK some MS cryptographic libraries are FIPS 140-2 level 1 certified, so here it goes my question: If I do have the following requirement: ...
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3answers
405 views

Should we use Microsoft security or defender for securing our WAN network [closed]

I would like to understand much about Microsoft Security Essentials or another antivirus which build in or developed by Microsoft. I'm planning to set up the network for my company and use Microsoft ...
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2answers
3k views

How is my microsoft account compromised?

I have had my Microsoft account ever since Hotmail boomed, and I've had the same super weak six character password up until this year, but it was when one of my google accounts got compromised a few ...
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1answer
327 views

(Why) does an encrypted MS Office 2010 Spreadsheet (need to) have the password hash “written down”?

To my naive mind, it seems like the encryption of a document with AES should go like this: HumanPassword ---|hash|--> key ---|AES|--> Ciphertext plaintext|--^ And the ...
2
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1answer
328 views

SMBRelay Attack - Mount Share instead of Code Execution

Is it possible to execute an SMBRelay attack that mounts a share instead of execute code? The application I am testing uses a non-administrative user but has access to several SMB shares. Only NTLMv2 ...
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0answers
692 views

Microsoft CryptoAPI FIPS 140-2

My customer asks me to use FIPS 140-2 validated cryptographic libraries. Currently I have AES 256 encryption using Microsoft CryptoAPI in my application. First I get the provider (HCRYPTPROV) using ...