Microsoft Office is an office software suite that includes Word, Excel, Power Point, Access and Outlook.

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5answers
347 views

Is there a simple and highly secure office suite?

I am designing a highly restricted workstation build for a secure environment. At the minute this is planned to use Windows 7, but I am considering Linux. The users will on occasion open documents ...
4
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2answers
57 views

Server side Excel file security

I need to write an application that will interact with files uploaded from untrusted sources (users). Specs say I must support CSV and Excel. If I allow a user to upload an Excel file to the server ...
4
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2answers
7k views

Security Alert - Office File Validation - how to decide whether to proceed?

Recently, when opening a Microsoft Word document that came from a trusted source, I received the following warning message: The warning message is titled "Security Alert - Office File Validation". ...
4
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1answer
58 views

How can I safely view the code of a VBA macro?

I have received a phishing email with the usual bogus bill in the form of a Word document. I am curious about what the probable virus wants to do so I would like to inspect the code. At the moment ...
3
votes
5answers
2k views

Password protect an excel file for a period of time?

I'm trying to find a way to password protect an Excel file (.xlsm) beyond the built-in password encryption options. Ideally: Enter the password File works for a week(/other period of time) After a ...
3
votes
3answers
340 views

Is sending email between different Office 365 domains (and organisations) secure?

Is sending emails between different Office 365 account owned by entirely separate entities secure? I.e. The email never leaves the Microsoft network? If the two are in the same data centre (E.g. ...
2
votes
1answer
91 views

Identify if a certain domain is using Office 365 or Google Mail

I have a list of e-mail domains that i wanted to confirm if they're using Office 365 or Google Mail for mail. Checking MX using Nslookup can do the job but I noted that a few companies will use an ...
2
votes
1answer
312 views

What are the risks when processing a document with Apache POI?

Apache POI is a Java library for processing office documents. What are the risks associated with processing untrusted documents? For example, a web site that allows users to upload documents that are ...
2
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1answer
108 views

Detecting Malcode in Excel and Word Documents

There are a bunch of tricks to circumvent potentially malicious macros in office documents you receive. My question is how do I [forensically] detect if there are malicious macros in the documents? ...
1
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1answer
428 views

Sent images on company WiFi network by accident [duplicate]

I know this was stupid, so I don't need to be told that...here goes: I was at work and thought I was on 4G network on my Android phone but after sending a number of nude pics via a social media app ...
1
vote
1answer
554 views

What are the security issues relating to macro enabled MS office documents?

Are there any security issues relating to macro enabled MS office documents?
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vote
1answer
43 views

How does the recent discovered PowerPoint exploit work?

One of the recent blogs in Project Zero described a bug in the Symantec virus scanner in relation with PowerPoint files. But I do not understand how the rounding up to the length of the cache can ...
1
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1answer
235 views

What is the most secure way to create a REST consumer in a MS word/excel (2013) document

I am looking at a choice for consuming a rest service from a word document. As far as I can tell there are 2 choices. Using a .net apps as listed here: http://msdn.microsoft.com/en-us/library/...
0
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1answer
115 views

What security problems are exposed by running untrusted macros in excel?

Here's a 2015 article arguing that Macro-based malware is making a comeback. Obviously running untrusted macros is bad news, but what are the specific problems? As far as I understand, VBA can do ...
0
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1answer
194 views

Office password protection crack

would just like to have a check on the password protection/encryption of MS office 2007 and above. It is said that its not that easy to crack the password protection except by brute force, since 2007 ...