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1 answer
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What hidden metadata might be embedded in a PDF that is not visible "to the naked eye"?

I have edited a PDF file in Acrobat, which left some metadata and I am wondering: What metadata might be possible to discern from the end file if I were to send it to external parties? What actions ...
Ohan's user avatar
  • 101
3 votes
2 answers
250 views

How do ERP systems track classified business activity?

One of the selling points of Enterprise Resource Planning systems like SAP or Oracle E-Business Suite is their claim to give management visibility across the business, by aggregating (or at least ...
Simon Brady's user avatar
0 votes
3 answers
423 views

I found a website that lists all the email addresses of Facebook users in UK. What do I do? [closed]

I came across this very peculiar website that supposedly lists the email addresses of Facebook users in the UK. I will not be posting the URL for obvious reasons. I entered a couple of emails to see ...
Alan Whitteaker's user avatar
1 vote
1 answer
846 views

Why do I see bridged devices when monitoring Wi-Fi activity?

I'm trying to figure out what information about my infrastructure can leak through Wi-Fi. I ran Kismet and was surprised to see that a few minutes later, Kismet displayed not only the MAC addresses ...
Arseni Mourzenko's user avatar
0 votes
2 answers
456 views

Prevent organization's code from being leaked or stolen [duplicate]

I am wondering how I can control the organization's code from being leaked or stolen. Currently we are using GitHub, in order to protect the code I am planing to use GitLab on a local server, so the ...
Petr's user avatar
  • 665
3 votes
1 answer
308 views

Secure text document's fingerprint

The purpose is the same as with hashing: given set of confidential documents, I want to process them and store something secure like salted hashes/bcrypt. Later, when new document is given, I want to ...
Mixo123's user avatar
  • 31
0 votes
1 answer
260 views

Data categorization: tools?

For the purpose of setting in place the appropriate means of securing data, and to secure this process, I'm asking me the questions: What are the tools to associate to a document a categorization ...
athena's user avatar
  • 3,078
8 votes
2 answers
2k views

Android side channels: what can one app observe about other apps?

What information can a malicious Android app observe about the behavior of other apps running on the same phone? In more detail, suppose app M is malicious and is running in the background. Suppose ...
D.W.'s user avatar
  • 100k
6 votes
2 answers
733 views

Can a web application administrator access the database of that application?

We have a web application linked to a database. The database is secured but contains unmasked confidential numbers. Can a normal administrator who can access the application, access those numbers in ...
Optimus Prime's user avatar
2 votes
2 answers
4k views

Keeping valuable algorithms secret

Given a securities trading algorithm that is very effective and thereby very valuable, how do you keep it secret and protect it from theft or copying? What techniques or architecture is the best? The ...
tomsv's user avatar
  • 913