Intrusion the act of wrongfully entering upon, seizing, or taking possession of property owned and/or operated by others.

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370 views

Identify users accessing hidden link in a website

Recently I put some hidden links in a web site in order to trap web crawlers. (Used CSS visibility hidden style in order to avoid human users accessing it). Any way, I found that there were plenty of ...
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3answers
362 views

How did Snowden do it? [closed]

We've all read about how Edward Snowden got access to thousands of classified documents and shared them with reporters. But how did he do it? He got access to tons of documents that he was not ...
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3answers
450 views

How to check if our clients were compromised by security breaches in other web applications?

Every now and then a known website is hacked, such as what happened to Adobe or Cupid Media. In such incidents user data is leaked, including usernames, encrypted (and sometimes plain text!) passwords....
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2answers
1k views

How to Secure My DropBox Installation?

I am sharing a DropBox Folder with by Friends for a project so that we can be updated with each other progress. But i was not very convince after reading the How secure is Dropbox?. What if one of my ...
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1answer
177 views

how to protect from Network scanner on android?

How can I block and detect network scanners on android platforms to stop scanning vlan of my hot spot. My question is: which scanners they use? how can i detect such scanners? Can i protect ...
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2answers
1k views

Where can I find worm traffic sample?

I have a program that has to detect scanning activity of worms. I need some samples of worms' traffic (pcap files) to try the program, and notes about the procedures which must be taken when running ...
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1answer
761 views

types of intrusions on host [closed]

I am implementing an IDS and just want to know that what are the possibilities with which the intrusion can occur.I am just doing a literature survey over the atacks possible so I want to know that ...
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2answers
91 views

Understanding the behaviour of existing eavesdropping techniques

I am studying the behaviour of existing eavesdropping techniques (part of my research). I have a question through the following scenario: Suppose Bob lives in New York and wants to listen (i.e. ...
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1answer
131 views

kernel: Intrusion disconnecting me

I've read about it a little but I'm concerned. It never happened before and for last 5 hours my router gets kernel: Intrusion alerts similar to these: As soon as the kernel: Intrusion is detected, ...
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1answer
90 views

Help with successful Internal intrusions

I'm requesting some help with a particular breach of access that we've experienced in our environment. the attacker is an internal employee who has made a few notes about the environment that I ...
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2answers
235 views

How to properly configure OSSEC for Web Application Security ?

I would like to implement OSSEC as HIDS on my server, but by default OSSIC monitors a number of folders. I am going to deploy a web application on my server. So what should be my default OSSEC ...
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0answers
116 views

SSH intrusion suspected: Logwatch report versus SSH log file entries

My Web server's Logwatch report shows ssh and su activity that should not be there: sshd: Sessions Opened: deployer: 45 Time(s) su: Sessions Opened: root -> deployer: 8 Time(s) ...
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0answers
43 views

How many accounts are affected by the vBulletin breach? At risk? [closed]

vBulletin hack(s) have affected vBulletin, itself (security questions and answers, salts, and hashes of more than 300,000 users of the 345k known to be registered), and Foxit Software (some data for ...
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2answers
46 views

Access LAN services through malicious web page

Suppose that a user on a corporate network has access to a private FTP server, or intranet site, that's only available on the Local Area Network, available at http://internal.example.com. If an ...
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0answers
144 views

How to test OSSEC HIDS using a linux dataset containing raw system call traces?

I have been tasked to test effectiveness of OSSEC HIDS (by effectiveness I mean detection rate it achieves as well as false positives rate) when a dataset of raw system call traces are used. The ...
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0answers
172 views

Browser version 0.0 in visitor logs [closed]

I am seeing quite a few browser "version 0.0" in visitor log. Can anyone explain the significance of this? Please see examples below. Thanks. Safari version 0.0 running on ChromeOS Chrome version 0....
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1answer
643 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 ...
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0answers
146 views

State transition Analysis Technique

As far as I have read and understood STAT is a concept used to design a platform independent IDS. My doubt is whether there exists any compiler/interpreter for STAT Language as I am planning to do a ...
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3answers
2k views

Why do we need IDS/IPS if a firewall is present?

Why do we need IDS/IPS if a firewall is present?
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2answers
333 views

Easy way to analyse my netstats for intrusions?

I want to analyse my network traffic against intrusions or hackers. I looked at Snort but it seems difficult to install on Windows and overly complex anyway. When I issue a netstat -a, I see various ...
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1answer
207 views

What defines a 'defense contractor' and what is required to be reported in new US law? [closed]

According to news articles (eg here) the 2013 National Defense Authorization Act, which was signed into US law 2-Jan-2012, apparently requires defense contractors to report intrusions. What defines a ...
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1answer
512 views

When I open my gmail account,this shows,does this mean my account is hacked? [closed]

When I open my gmail acccount I see a dialogue box that reads like shown in the image?Does it mean my account is hacked?
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2answers
286 views

PC showed evidence of a phone being attached for no obvious reason. Theories on why? [closed]

Connecting via remote desktop to a Windows 7 machine today showed the last couple of seconds of a windows device installing and the "Your device is ready" popup for a Sony Xperia T. Going to printers/...
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3answers
806 views

Why there are uninvited incoming packets to my ADSL connection?

To verify this, I boot my PC from Kali Linux live distro. Before establishing ADSL/PPP connection, I start Wireshark and listen on any pseudo device. Then I create the connection to ISP network. ...
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1answer
55 views

What to do when a Linux account gets owned?

What is the best course of action when you discover that a non-administrator Linux account has gotten owned, and a single foreign process is running, making all sorts of networking connections? For ...
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2answers
116 views

Statistics about Significant security breaches in 2013 [closed]

I am curious in general if there are any reporting that collects statistics about the security breaches? like per country per industry and revenue losses? I am not interested in anonymized breaches ...
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1answer
392 views

IDS false positive rates

Are there any industry accepted standards for the false positive rates for a Network IDS based on Snort? Is there a way to check the false positive rates in a deployed IDS? (ideally without looking at ...
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1answer
72 views

Windows SQL Server Intrusion Detection [closed]

I'm looking into Snort to carry our basic intrusion detection, but finding it hard going. What other Intrusion Detection software is there that is good to use for SQL Server?
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1answer
248 views

Puzzle: network intrusion or OpenDNS/Disconnect.me collision?

My home / home-office network uses OpenDNS as a content filter. As the OpenDNS admin, I received a "User wants access to..." email indicating that someone tried to access a blocked site and requested ...
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1answer
65 views

cd-rom distro — plus additional validation

dear security experts: we would like to create a very safe webserver. we are in awe at the sophistication and complexity of many solutions, but they don't apply to us. we are a small shop. by safe,...
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2answers
1k views

Could my computer be infiltrated if someone knows my external IP? [closed]

Could my computer be compromised if someone knew my external IP? I know that when you type that in it just goes into the router page, but my computer is connected to said router. If so, what is the ...
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1answer
1k views

Where can I find a list of Indicators of Compromise (IOC) conditions?

OpenIOC.org has several schemas defining Indicators of Compromise. The Schema is defined here: http://schemas.mandiant.com/2010/ioc/ioc.xsd While under IndicatorItemContext/search says it is xs:...
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1answer
525 views

Rules for log analysis in an IDS

I am working on an IDS which has brought into the view of log analysis basically. I have to detect an intruder if there are any user behaviour anomalies present in the logs. I am having problems ...
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2answers
1k views

What are security risks of connecting to my home vpn from my work?

I connected to my home-made VPN, which uses OpenVPN and 2048bits encryption keys, from my work. What are the security risks of doing so, given the fact that the servers are in the same network my ...
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1answer
336 views

Can we identify if someone is keeping an eye on our computer usage?

For some reason I had been using public network for a small time, and I suspect that someone was actually watching/recording my online/offline activities. At some time I suspected that someone was ...
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2answers
4k views

How could the hacker tamper with the 'configuration.php' file in my Joomla web server?

I have a web server hosting Joomla 1.5. I discovered that the Joomla configuration file configuration.php was modified by a hacker. How could he do so? Note that the file has 777 permission. Also, ...
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3answers
656 views

How information in an access log could be used to identify the true identity of an impostor?

Is it possible to use information in an access log to identify the true identity of an impostor who has acquired unauthorized access to a computing system (Perhaps by combining several different ...
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1answer
702 views

My cookies have been stolen. What to do?

About a month and a half ago I got infected by a virus called MSIL.Bladabindi. I noticed the virus quite soon because google notified me that someone from Turkey tried to access my account (I'm in ...
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3answers
216 views

Activity's history to suspect an intrusion

I was hacked one month ago - a person who borrowed my device installed a key logger. Now, I have a new issue, sometimes when I open my computer in the morning, it is totally low battery, though it ...
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1answer
30 views

Host Based IDS with syscall monitoring

Hey Guys I am a newbie in security stuff and now I am working on my final project about host based IDS. I have some questions to you guys Can a rootkit be classified as an intrusion or is it a ...
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1answer
80 views

Network and data security for small online businesses? [closed]

What is the most efficient way of protecting small online business from outside threats. Everything too much expensive is not a solution. I've been looking for good web application firewall and at ...
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2answers
95 views

Block all kind of querys from ip [closed]

I want to check my network intrusion detection system (physical intrusion like unauthorized gadgets or devices in wifi/ethernet). Until now everything is ok, but I was wondering if I block every query ...
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1answer
160 views

What do I need to worry about when moving from a compromised system to a clean one?

As a result of a targeted attack, my computer was compromised? What should I be worried about when trying to move to a new system and prevent reinfection? I purchased a new clean computer and am ...
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1answer
207 views

Secure Traffic model for Web application Protection

Web Application Firewalls relies on negative and positive security traffic rules to protect web application from being exploit. My question is that is their any other web traffic modelling technique ...
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3answers
113 views

Is there a way to secure a Linux machine in a way that no one else (but me) can access its contents? [closed]

And I mean, even if someone tries rooting with a Live CD, even if one takes the HDD away and plug it in somewhere else, etc... I want to be able to give a client a machine with a service running, but ...