Detection is the act of discovering and/or determining the existence, presence, or fact of something.

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Obfuscate IDS rules

Are there known techniques to obfuscate IDS rules, so they can't be easily used by attackers to reverse-engineer the vulnerability that they detect? Let me provide some context. Sometimes IDS ...
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2answers
85 views

How can one find keyloggers in javascript?

Assuming no XSS and a client-side only page, how can a keylogger be identified in javascript code? Should I simply look for the id of the targeted fields and possibly some sort of DOM traversal to ...
1
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1answer
130 views

How can illegal downloads (not file sharing) be detected?

I understand that copyright holders can identify illegal filesharing over BitTorrent by simply taking part in the sharing process and noting IPs of peers. But how do they detect illegal downloads ...
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4answers
76 views

What kinds of attacks would be missed if we don't look at both host and network activity

Suppose I have both network based IDS and host based IDS installed in my environment, will I miss any security attacks if I don't correlate the information from these sources? If so, what are they? It ...
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1answer
65 views

Tracing the attacker

I have seen from: http://www.scientificamerican.com/article/tracking-cyber-hackers/ "The source field can be changed [spoofed] by an attacker to make it seem like it's coming from someplace it's not" ...
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2answers
99 views

Is it possible to defeat the OS detection capabilities of network scanning tools?

Network scanning tools such as nmap have the capability to infer operating system version based upon lower-level system details. EG: TCP/IP stack behavior, etc. Are there any known methods to trick ...
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3answers
1k views

How to detect the so-called “undetectable” Gameover Zeus?

The media are currently (and have been) creating a huge ruckus surrounding the supposedly "undetectable" Gameover Zeus malware. The Daily Mail The Mirror The Independant PC World The Telegraph ...
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2answers
86 views

Solution for traffic capturing from router

i'm a newbie and i'm having a problem that i can't find it by google. I'm researching abbout DDoS detecting method now. As we can see that nowadays people often analyze networking traffic from router ...
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1answer
62 views

SpyProxy: how does it work?

I have been reading about SpyProxy. Can someone explain me this phrase I found in the article ? Here it is: We monitor the guest OS and browser through “triggers” installed to look for sandbox ...
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1answer
36 views

process/program execution anomalies

How could I know if a given program is malicious by checking its CPU occupation, RAM consumption, network connexions, registry entries ... etc ? Maybe an other way to ask this question is: when could ...
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1answer
78 views

Detecting code source variants of the same function [closed]

Suppose I have this JavaScript malicious function f1() : <SCRIPT type="text/javascript"> function f1(){ a=1; b=2; c=a+b; } </SCRIPT> This function is embedded within a larger ...
2
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1answer
56 views

Similar products to MS EMET [closed]

Following the weekend announcement from Microsoft regarding the vulnerability in IE I have been looking at additional security defences for our endpoints. I've read some technical documentation and ...
1
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1answer
393 views

Heartbleed detection [duplicate]

It is fairly easy to detect the heartbleed exploit if it all happens over cleartext, which it seems most things are doing for the time being. However, I believe that there are some heartbleed ...
5
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3answers
2k views

Why is it so hard to trace origins of DDOS attacks?

According to the July 2009 cyber attacks Wikipedia article, US & South Korean governments suffered a DDOS attack on their websites. However, up till now they have not been able to find any ...
0
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1answer
112 views

Is there a way of determining if tor is running on a remote machine?

In most of the companies, IT guys block some sites and by using TOR or other VPNs people walk around these blocks and gain access to blocked content. My question is, assuming TOR is running on ...
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1answer
81 views

How to configure Kismet to redetect same BSSIDs in a loop?

So I am working on a tool to detect any wifi device using Kismet. When I use Kismet, it works fine, but my problem is, it detects a device once, and until the MAC changes, it wont detect it again. ...
0
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1answer
76 views

To what extend can a DOS attack succeed even if it was detected?

While reading DOS detection and prevention http://staffweb.cms.gre.ac.uk/~lg47/publications/LoukasOke-DoSSurveyComputerJournal.pdf I've asked myself: Even if a firewall detects a DOS attack and begins ...
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1answer
98 views

attack signatures [closed]

I am learning at school about attack signatures on web applications (basically OWASP), but I do not understand what they really are in this context. Can anybody give me some good references where I ...
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3answers
341 views

How to detect anomalous activity in web server traffic?

I'm wondering how to successfully detect malicious activity in my web server traffic? Could you point me out some popular solutions which can help me to detect attacks on my web application? I ...
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2answers
288 views

ISP can detect DNS requests for a website. Can it do the same for websites embedded inside other websites ? [duplicate]

ISP can detect DNS requests for a web site, ie www.google.com . If I have a website ie www.mysite.com, and a webpage ie www.mysite.com/mypage.html and inside www.mysite.com/mypage.html , the web site ...
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2answers
72 views

How to detect changes to client

I am developing a Java game and money is involved. As such, I want to prevent people from modifying the client if at all possible (I'm a game designer, not a security expert). I know that it is ...
1
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4answers
939 views

Block all Nmap scan methods on Windows [closed]

How can I prevent someone from scanning my Windows box using Nmap? I used Comodo as my firewall but someone still can scan my box using Nmap and get some info like open services and OS detection.
3
votes
1answer
1k views

How can I detect if someone is using an ssh tunnel as a proxy to connect to a VPN?

I've got an SSH server setup in a remote location, which I use to tunnel traffic from an android tablet. On the tablet, I have the Cisco AnyConnect app to connect to my company's VPN. We want to be ...
3
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4answers
247 views

To disconnect or not disconnect an intruder?

Most of the time, when an intruder is detected, we would disconnect it at once. However there are certain cases where the intruder is not disconnected. What are the benefits of not disconnecting the ...
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1answer
191 views

Intrusions attempt monitoring (on MacOS X) [closed]

I know utilities such as last exist - but not sure if it's applicable for my needs - I'd like a system to notify me of any login attempts on any of my macs (home, work or remote). Attempts from a ...
6
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3answers
649 views

How could malware like Stuxnet be detected?

Stuxnet and others in this list of state-of-the-art Internet worms had certain features that they were very stealthy in leaking out the information they harvested. Thus it managed to go under the ...
6
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3answers
717 views

Possible to detect packed executable?

A packer is a way of obfuscating an executable program, i.e., transforming so the result is still executable and has the same effect when run, but looks different (so it won't be detected by static ...
4
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1answer
384 views

Is it possible to detect host-machine of my virtual-machines?

So basically I need to know is there any way to find a connection (or relation) between packets sent by my VMs and my host machine. In my lab I have lots of workstations, each running a VirtualBox ...
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3answers
682 views

Elaborate Hacking attempt detected - now what?

I am in the process of developing a php/mysql based web application. I took the complicated route and rather than to use a framework or anything I built the entire foundation of my app from scratch. ...
3
votes
3answers
1k views

SSL VPN Detection and possible to block

Is it possible to determine the difference between a VPN on port 443 compared to standard SSL traffic? In order to access SSL websites you need port 443 open but if you setup a VPN Service on port ...
1
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1answer
514 views

Static analysis of Android applications using Androguard

I am building a project a part of which involves performing static analysis for Android applications. I know of Androguard and its tools that help in analyzing Android apks. But I am stuck and don't ...
2
votes
1answer
75 views

Server Detection Vectors

I have a web server, and I would like to anonymise it as much as possible, to prevent unreported exploits directed at my web server (original cracks). My ideas: change server header customize 404 ...
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2answers
342 views

Can malware come in any format?

After reading @Iszi's answer to this question he states Viruses attached in e-mails do not only come in .EXE files. They can be any form of document - PDF, PPT, DOC, XLS, SWF, etc. Are there ...
5
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1answer
458 views

What techniques do web services use to identify password theft?

I've noticed that some web services use a security scheme in which log-in attempts that have some unusual characteristics trigger extra authentication steps. For example when I try to login to my ...
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2answers
528 views

How do i know if I have moved or copied a file from my SD card to PC? [closed]

is there any way to know if the file I have on my mini-SD card was moved or copied to my PC? i have sensitive files on my SD card which is stolen and i cant remember if I cut or copied the file from ...
3
votes
2answers
3k views

How can I detect which background application is using the camera, microphone or GPRS?

I want to learn how to write and Android application that can detect a run time spy application. In this instance, a "spy application" is a background application that uses the camera, microphone and ...
4
votes
1answer
125 views

If you want to implement a XSS scanner, is it absolutely necessary to use a JS interpreter? Why?

In a recent discussion about a security vulnerability scanner that returns false positives for XSS detection, I noticed that the scanner just inject a string like "this_is_my_string_" (without the ...
2
votes
1answer
324 views

Bot detection ideas [php]

I am looking for bot detection ideas. I don't mind bots crawling my site, that's cool, the problem is when they start posting stuff. I recently had to erase 400 accounts because of a bad boy like ...
2
votes
1answer
195 views

Can linux (be made to) detect foreign connections to the ram bus?

I've been made aware on many answers and some comments that an attacker can read memory while a system is still running by attaching some sort of connection directly to the ram bus. Can linux ...
2
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2answers
241 views

Is interpreted malware easier to detect than compiled malware?

Is compiled code more of a security risk than interpreted code? I'm under the impression that it is due to the fact that compiled code can hide malicious code from malware scans.
8
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1answer
246 views

Is there a public database of mutex names that are associated with malware?

I remember seeing something like this a while back, and it'd be incredibly useful for a project I'm working on. Essentially there was a list of mutex names, with a list of malware identifiers (e.g. ...
2
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0answers
191 views

Snort Parallelization Techniques and its effect on DDOS detection capability

I want to ask a query about snort parallelization. 1) Can snort detection rate remains same for all attacks after parallelisation? 2) As the parallelisation of netowrk traffic in each core is based ...
0
votes
1answer
94 views

Mechanisms to detect service abuse in the cloud

I want to ask if it is possible to detect the abuse of a service in the cloud. How can the SaaS provider be sure that the client does not use the service for criminal acts? For example how can Google ...
3
votes
2answers
200 views

Why some antiviruses detect viruses and some not?

I am curious why some anti-viruses detect viruses and some do not. From what I found online, antiviruses parse the binary files and check the sequence of code which is malicious(exists in virus ...
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1answer
344 views

Foolproof Jailbreak detection? [closed]

I went through various posts which talks about jailbreak detection mechanisms. Whatever I came across is either something that apple would reject during the vetting process or something that could be ...
2
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2answers
278 views

Analyzing Network Anomalies for Malicious events

For a network security project we are listing to our network traffic of about 50-60 hosts. We aim at identifying malicious event within our network traffic by identifying network anomalies. Our main ...
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0answers
21 views

Steganalysis of outgoing traffic [duplicate]

Possible Duplicate: Detecting Steganography in images Is there any commercial traffic monitoring systems that implements steganalysis and could issue a warning upon suspicious file transfer ...
2
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4answers
702 views

Are malicious scripts in batch files detected by antiviruses?

we have many scripts in shared folders in our IT Department. Are malicious scripts in batch files detected by antiviruses?
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3answers
2k views

How effective is Windows Task Manager at identifying keyloggers?

I just hit upon an idea I have used in the past to distinguish between two instances of the same program, one of which was hung. While Task Manager is open and visible and sorted by CPU usage, I pick ...
3
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2answers
6k views

How to detect/list rogue computers connected to a WIFI network without access to the Wifi Router interface?

This is what I believe to be an interesting challenge :) A relative (that lives a bit too far to go there in person) is complaining that their WIFI/Internet network performance has gone down ...