prevention of an attack vector (e.g. XSS, HPP, CSRF)

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2
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1answer
156 views

Boot Attacks possible on encryption keys used in virtual machines

Is it possible for an attacker to restore passwords or encryption keys that one has used in a virtual machine the same way like restoring keys that have been used in a standard system applying a boot ...
5
votes
2answers
171 views

Possible way to extract sudo password from running system via the clipboard

I use to copy and paste my sudo password from a KeePass file so I guess the plain text user password will be saved in RAM at some point when I use it, for example, to accept an update. Is that right? ...
14
votes
4answers
4k views

What are the security issues with “eval()” in JavaScript?

Every time that someone mentions eval(), everyone says that there are "security issues" with it, but nobody ever goes into detail about what they are. Most modern browsers seem to be able to debug ...
3
votes
2answers
78 views

A question regarding DNS attacks

When would a DNS attack actually happen? Is it already possible when i connect my pc to the router which is connected to my isp's modem and has received their DNS servers, or later when i am trying ...
3
votes
2answers
71 views

Is it possible to take over the victim's system only by DNS attacks?

I found this article and it describes some DNS attacks. Those are mainly targeting login credentials, banking information, and so forth. By redirecting the victim to a malicious site it could be also ...
5
votes
2answers
305 views

Can a Windows 7 PC with folder sharing and remote desktop disabled, still be penetrated by a rogue computer on the same WiFi or LAN?

Assume the network is already penetrated, and the attacker already fully controls another PC. Other than setting up a proxy to intercept traffic from all other systems on the network and use that to ...
-4
votes
1answer
74 views

MPR I suppose somehow I found a way to make a super hacker angry with me [closed]

I suppose somehow I found a way to make a super hacker angry with me. I've lost three cellphones. It might have all started with the iPhone 4 getting locked then both androids to simlock. And I'm at ...
1
vote
3answers
283 views

Unknown hijacker/popups on the browser

I was cleaning my father’s laptop which was recently infected by a fairly tenacious piece of malware. It hasn't given any great clues as to what it is named or anything of that sort and thus far ...
4
votes
2answers
119 views

How to sanitize archive files?

I am looking for a way to make sure that a particular archive file does not contain any sort of malicious code. From time to time new vulnerabilities pop up (e.g. gzip, 7zip) so I though a good idea ...
2
votes
4answers
85 views

Preventing phishing of few critical websites

Suppose $S$ is a set of known websites which are very important. Assume there is an anti-phishing tool company $A$ which is aware of such websites. Can the company A reliably develop an anti-phishing ...
1
vote
2answers
287 views

Precauations for web application security audit

We have planned to give our web application to a third party vendor,what were the precautionary measures which we need to take care before giving our application to third party vendor? As the vendor ...
2
votes
1answer
119 views

explanation of an nmap behaviour

I'm testing some vulnerabilities on a machine which has the port 22333 opened (it's used as the ssh port, and I can connect to it without any problem and the telned command get connected): $ telnet ...
-3
votes
1answer
92 views

Attack Vectors an ISP could use

Id like to protect myself as good as possible from my ISP. I am aware of the fact that they could forward my requests to possible fake Websites containing malicious scripts or plug-in content. ...
4
votes
4answers
272 views

Attack where browser URL appears valid

I remember reading about an attack where the "location bar" in a user's browser displays a valid URL (e.g. https://www.paypal.com/), but the traffic is really being directed to or intercepted by an ...
2
votes
1answer
796 views

GnuTLS ServerHello exploit (CVE-2014-3466) - how to verify?

So pretty much all of the GNUTLS world is worrying about CVE-2014-3466. I checked my Kali and it responds with this - # apt-cache rdepends libgnutls26 | grep -v lib Reverse Depends: telepathy-...
0
votes
1answer
468 views

What is safebrowsing.google.com ?Does it impact the security testing?

I recently security tested my web application using Firefox browser and while pentesting my webapplication i noticed safebrowsing.google.com,while i diged more about it ,i could able to retreive only ...
2
votes
1answer
152 views

Mentioned On A Blog By A “Hacker” - Should I Care?

Some (insert noun here) who seems to be a black hat hacker thinks that I am his #1 enemy and has posted some of my information on his blog. He is mad because I am advertising for others. The ...
1
vote
0answers
64 views

how IKE (Internet Key Exchange) protocol reacts to the replay attack?

I mean how IKE in any mode (quick,aggressive, main) responds to an attacker that tries to replay one or more messages?
11
votes
4answers
2k views

Are short usernames a security concern?

I was somewhat suprised that the sysadmin approved a one-letter username like "m" and my username is also short ("nik"). I think that if usernames are brute force attacked then the username should ...
17
votes
5answers
3k views

The Perfect Mousetrap - Can a sandbox system be designed such that it's identical to an actual computer? [duplicate]

In testing suspicious files for malware, the typical method is to search for known malicious code. This is why zero-day malware attacks can be so dangerous — their malicious code is previously unknown ...
1
vote
3answers
131 views

What type of attack is this?

Attacker purchasing something from e-store when attempting to tamper with requests and change the transaction amount value. What type of attack is this? How to prevent this kind of attack as the bank ...
3
votes
1answer
157 views

(httpd log files) What kind of attack is? How can I prevent it? [duplicate]

In my log files I see hundreds of these registers. I have to say that the client ip changes sometimes. So there are 3 or 4 ips sending this requests... The othersite.something (that I ommited) is ...
1
vote
1answer
166 views

Enterprise Security : Where to Start? [closed]

I am trying to start self studying of Enterprise Security Context, but always feeling kind of lost among all the specs and standards etc. Unlike software development, this really is a challenge as far ...
1
vote
0answers
83 views

Use cases for IPC security windows communication

There are two processes on windows machine. One is in user space and second is a service. User space process sends data to service. Because iam starting to think about securing somehow communication ...
3
votes
1answer
251 views

What useful security reports can be extracted from a Windows-based machine and its' related logs?

What logs and event IDs should I be paying attention to when looking at a Windows-based machine (workstation, server, Domain Controller)? Assuming I can aggregate them into a report what ...
0
votes
1answer
69 views

Attack coming from multiple IPs

I have an attack coming to a specific path repeatedly - every 10 minutes or so, the same exact address gets pinged. I know this because I keep getting an error message in my Drupal logs about an ...
1
vote
0answers
75 views

Possible exploit while MPLS parsing with Bottom of Stack bit

My current task to parse MPLS label in a packet and store them in to a list. When I check packets with MPLS: One can understand it is the last MPLS header by checking Bottom of Stack bit. If ...
0
votes
2answers
101 views

How to prevent yourself from exploitable browser?

If we suppose that an attacker has a zero-day vulnerability for a major browser, and can exploit this vulnerability. How can a Linux/Ubuntu user secure themselves from downloading malware (like ...
0
votes
1answer
447 views

Recent “attack” to my server that might be using shellshock exploit

I just notice this repeated entry in nginx log: 31.184.194.114 - - [04/Mar/2015:10:29:53 +0700] "GET /cgi-bin/up.cgi HTTP/1.1" 301 178 "-" "() { :;};/usr/bin/perl -e 'print \x22Content-Type: text/...
1
vote
4answers
1k views

Configure Firefox against malicious 302 redirect from a embedded image resource?

Today my friend demonstrated such a attack. I am using RenRen, a social networking website in a way very like Facebook in China. And I saw an article he wrote. Actually there is only an "image" ...
0
votes
1answer
126 views

DDoS Detection devices available in the market? [closed]

Wanted to know what DDoS detection devices are currently available in the market.My organisation has its dedicated firewalls and routers.But we wanted to know if there are any devices in the market ...
1
vote
0answers
182 views

Can a Radius server mitigate an ARP spoofing attack?

I'm helping my school network administrator to try to find a way to mitigate a current ARP spoofing attack on our wifi network. We detected an unknown host (MAC address seem to change, he is probably ...
1
vote
1answer
75 views

Retrieve anonymous credentials

Background A registration process to acquire an anonymous, verified account goes like this: Registrant provides proof of individuality to a Registrar. Registrar verifies proof, ensures no prior ...
6
votes
2answers
2k views

Using skype for an attack

I am curious about something; let's say someone randomly added me to Skype and tried to initiate a chat with me and I want to know more about them but I am worried if they can do some damage. My ...
8
votes
1answer
375 views

Setting up own enterprise SOC

the other day I was talking with a service provider (MSSP) who have experience with operating SOC (security operations centre) 24x7. Their price was rather steep (in the millions range). I don't ...
0
votes
1answer
127 views

Why use one URL for all “pages” on my site?

I have heard that I should (A) use one URL for all "pages" on my site, such that what page is shown is determined by the session state, and (B) don't use an extension like .php. One curious fellow ...
-6
votes
1answer
120 views

network IDS capabilities for attack detection [closed]

Is a Network Intrusion Detection System (NIDS) (pattern matching, protocol analysis or behavior analysis) able to detect buffer overflow in the network traffic?
0
votes
1answer
878 views

Hack to change the webpage of a website? [closed]

Recently, there is a website by Malaysia Airline got hacked and their main page has been defaced, below is a link to that article http://techcrunch.com/2015/01/25/malaysia-airlines-site-hacked-by-...
0
votes
0answers
469 views

Is there any method to prevent/trace ddos attack?

I have a debian linux server which run a few online game services. I have some competitors in this area and i think one of them is behind the ddos attacks. I have full access to the router, so I set ...
60
votes
6answers
25k views

What techniques do advanced firewalls use to protect againt DoS/DDoS?

It is hard to protect a server against Denial of Service attacks, DoS/DDoS. The two simple ways I can think of is to use a server with much resources (e.g. CPU and memory), and to build the server ...
0
votes
1answer
88 views

MITRE's UEFI 'Extreme Privilege Escalation' and HP's SureStart [closed]

This is MITRE's powerpoint presentation version of their report: http://www.mitre.org/sites/default/files/publications/14-2221-extreme-escalation-presentation.pdf Page 54 is a straight pull from HP ...
2
votes
2answers
192 views

How is this MITM attack being performed and what steps can I take against it?

Today, when I tried to access the internet (google on HTTPS), my browser (Google Chrome) gave me the following error: I am on my own home Wi-Fi, which has WEP. When I tried to reload google on ...
0
votes
3answers
167 views

Can the packets of a wireless network be sniffed by a user who is not present in that network?

1.If an user knows the frequency used by a wireless network, is he able to collect the packets from that network? Those packets may be encrypted, but can he collect those packets? 2.If the user has ...
0
votes
1answer
39 views

Does a constantly dynamic cluster of short-lived instances reduce attack surface?

The 4am Idea The general idea is that every instance that gets launched on my cluster is preloaded with a 'suicide script' that after a preset Time To Live (say, 27 minutes) launches a replacement ...
0
votes
1answer
48 views

Is it possible to hide behind a hostname to purposefully effect SEO?

Reference forum questions and a couple answers posted on 10 December 2014 What are these unknown visits to my private, unlisted webpage? One of the answers contained this phrase: "Given the fact ...
28
votes
5answers
23k views

What is the correct way to implement anti-CSRF form tokens?

I am fully aware of CSRF and have already implemented some safe forms, but I have never been happy with the results yet. I've created tokens as a md5 of username, form info and a salt and stored it ...
1
vote
1answer
1k views

Hackers attack against wp-config.php

my wordpress site suddenly be hacked via wp-config.php. I have never known this type of attack. When i scan my site, wpscan warn against this errors: How can i protect my site from this attack? Help,...
3
votes
1answer
250 views

PHP max_input_vars security expectations

Considering a site that handles large POST data, would it be unreasonable and dangerous to set the php.ini max_input_vars to something like 100000? I know this is a vector for DOS attacks, but don't ...
1
vote
0answers
245 views

Additional options to protect from bad USB devices in ubuntu

In addiition to the solution options in the other threads How to prevent BadUSB attacks on linux desktop Protecting against bad USB in ubuntu i wanted to ask if it is possible in ubuntu somehow to ...
3
votes
1answer
4k views

Detect a server supporting SPDY?

With my current interest in the CRIME attack, I am currently trying to check if there actually exits a way to "fingerprint" a server that supports SPDY? My research lead me to believe only that the ...