-2
votes
3answers
430 views

Why bother with attack detection?

The question below goes from a wrong assumption that attacker is able to spoof IP when making HTTP connection. But attacker isn't able to spoof IP if he doesn't have direct access to connection ...
-2
votes
2answers
1k views

Can the U.S. goverment crack encryption? [closed]

Does USA government have the sufficient processing power to crack keys in matter of seconds? Let say 2048-bit RSA, for example. Since the RSA algorithm was developed by USA government (NSA?), I ...
-2
votes
5answers
20k views

How to check if someone is in my computer [duplicate]

Igen suspect that someone is may be controlling my computer using some remote desktop app. How I check if I am right or not? My only clue is that my mouse sometimes start to move randomly (it is not ...
-2
votes
3answers
148 views

Is cracking really important systems possible?

We always hear about "hacking" (or cracking) banks, websites or the like. Nothing really "important" like centrals, or even satellites (like TV channels). Those we only see in movies - but are they ...
-2
votes
2answers
225 views

What if I've been hacked and my IP is static? [closed]

My computer has a rootkit of some sort and the attacker can see everything that I do on it. I need it to do something related to banking, so I have to secure my computer first. I have a CD of windows ...
-2
votes
2answers
820 views

How to completely password protect login into Ubuntu 12.10?

I am running Ubuntu 12.10 on my laptop and I would like to make a set up such that without a login password, no one would be able to login into my system. Currently it seems that one can, quite ...
-2
votes
2answers
335 views

How to secure passwords when site is opensource [duplicate]

Possible Duplicate: How to securely hash passwords? How can I store passwords to have them secure? Right now the site use md5 md5, I was thinking about sha1+salt but if the source code for ...
-2
votes
3answers
4k views

Which tool (apart from nmap) can I use to scan a range of IPv6 addresses? [closed]

When I try to use nmap: # nmap -sP -6 FE80::1-234 [...] Failed to resolve given IPv6 hostname/IP: FE80::1-234. Note that you can't use '/mask' or '[1-4,7,100-]' style ranges for IPv6.[...] What ...
-2
votes
2answers
54 views

Which all ports are in danger and needs to be closed with immediate attention?

This is the nmap scan results on my server (used for email and web serving) from a remote scan. Which all ports are in danger and why? PORT STATE SERVICE 21/tcp open ftp 25/tcp open ...
-2
votes
2answers
166 views

Is “HTTPS” ~100% secure? [duplicate]

Before I login to a trusted website, I always check that the address bar has a green padlock and the URL has no typos. E.g: After I've seen the green padlock and checked the domain ...
-2
votes
2answers
1k views

Port list according to vulnerability [closed]

I'm looking for a list of ports sorted according to the number of vulnerability you can find for that specific port (considering of course, the service installed in the default port). Example: ...
-2
votes
2answers
184 views

What does capture filter means in wireshark? [closed]

What does capture filter means in wireshark? Is it same as display filter?
-2
votes
1answer
530 views

Is AES more secure than Rijndael? [closed]

Which algorithm is generally considered to be more secure, and is AES-192/AES-256 still considered to be secure? After reading this it's lead me to belive that the Rijndael algorithm would be a more ...
-2
votes
2answers
1k views

What are the limitations of vulnerability scanners?

What are the limitations of vulnerability scanners? If it is related to how these scanners work, how these work?
-2
votes
2answers
116 views

Find DES encryption key having input and encrypted output

Having the source string: S3nh4#1 And the generated encrypted string: csf7259aT07Rw Using this script, it identified the algorithm used to encrypt as DES(Unix) I wonder if it is possible (in ...
-2
votes
3answers
228 views

Why wasn't heartbleed fixed before? [closed]

From what I read at heartbleed.com "...Bug was introduced to OpenSSL in December 2011 and has been out in the wild since OpenSSL release 1.0.1 on 14th of March 2012. OpenSSL 1.0.1g released ...
-2
votes
2answers
134 views

Is this adaptation of using a One Time Pad safe?

For example, lets say there are two people named, Bob, and Jim. Bob wants to send Jim a long secret message, and he decides to use a OTP to encrypt his message. Both Bob and Jim know a secret ...
-2
votes
5answers
3k views

How can I configure my router to prevent connections bypassing it?

I am trying to configure my router to control access for several of my devices at home. I am currently using a linksys router. Our home consists of three devices (a desktop, a laptop, and a ...
-2
votes
2answers
144 views

Under what circumstances can two computers receive packets at the same public IP address? [closed]

Under what circumstances could two completely different machines receive packets at the same class C IP address that is not within the IANA-reserved private IPv4 network ranges?
-2
votes
1answer
33 views

Why Application Penetration Testing is required? [on hold]

I've developed application for receiving payments on my shop site. However, my clients are asking and forcing to complete a penetration testing. Why there is need of penetration testing, when I ...
-2
votes
2answers
81 views

How to know table name, and column names for login panel

I want to know the table name and column names of that table in website login page. How should I do that. There are only two input fields, Username and Password. And it is vulnerable to Sql ...
-2
votes
3answers
298 views

How to identify if my site is vulnerable to DOS/DDOS attacks? [closed]

I am hosting a site on a hosting server. How to identify whether my site is vulnerable to DOS/DDOS attacks?
-2
votes
2answers
29k views

can you get someone's ip address using skype?

Like if you're chatting with them via skype, how can you get their ip address? do you need some kind of program or is there a simple, obvious way? is it illegal?
-2
votes
3answers
37 views

OS/Host age as a security attribute

Assuming the following: Operating arbitrary software in a completely read only environment is impractical. (While some software will operate RO without issue, it can be nigh impossible for other ...
-2
votes
2answers
297 views

C++ or Java for a career in Information Security [duplicate]

I wanted to know which language should i chose if i want to have a career in information security later on (about to get into college). I have even read that c dominates c++ and if that is the case is ...
-2
votes
3answers
3k views

How long (in letters) are encryption keys for AES? [closed]

How long is the encryption/decryption key for an assymetric algorithm, such as AES? If I use AES 128-bit, how many characters should I type in for my key? What about AES 256-bit? Edit: Here is why I ...
-2
votes
2answers
351 views

gmail account hacking [closed]

I keep getting messages that my sign in to my gmail account has failed. I am not trying to get into my account. I did go in and change my password this morning because of that. What do I do now? I ...
-2
votes
1answer
151 views

Can Cain&Able Crack SSL? [closed]

I have been messing around with Cain and Able and used APR on another computer (also mine) to get a hashed version of my username and password for my yahoo e-mail account, but I seem to be lost as to ...
-2
votes
2answers
166 views

What Digital Fingerprints Does a Browser Leave Behind?

I've been drilling down in granularity for this question: Besides IP addresses, how else could one be identified? and I'd like to focus upon the internet browser. What are the digital tracks an ...
-2
votes
3answers
169 views

How often is cryptography cracked in a pentest? [closed]

I'm a newcomer to cryptography and was wondering how often systems are attacked by cracking cryptographic systems in the real world. Is it practical to study cryptography as a hacker?
-2
votes
1answer
822 views

Cascading Encryption Algorithm using mcrypt or GnuGP

I'm trying to a cascading cipher encryption algorithm to encrypt a textfile via mcrypt. I'm essentially trying to emulate the behavior of TrueCrypt, where it can cascade two or three different cipher ...
-2
votes
2answers
209 views

which certification course should I choose? [closed]

The company I'm working in propose among others the following courses related to security ISO 27001 Lead Auditor ISO 27001 Lead Implementer Certified Certified Information Systems Security ...
-2
votes
1answer
167 views

What mode of operation is secure for block ciphers?

as RC4 is not secure and AES-CBC is same thing the only solution is using EAX mode for AES. but why mozilla NSS don't support EAX mod ? is there any secure EAX implementation ? and why wikipedia says ...
-2
votes
2answers
314 views

Is Wi-Fi Protected Setup still safe? [closed]

According to this paper it is cracked: http://sviehb.files.wordpress.com/2011/12/viehboeck_wps.pdf Using Reaver.
-2
votes
2answers
3k views

Does the secure network encrypt all the communication in it And what prevent from evil to steal the private key is existed? [duplicate]

Possible Duplicate: Are WPA2 connections with a shared key secure? I have a WPA2-Persinal security type and encryption AES, If I use wireshark can I see what apckets other computers send to ...
-2
votes
2answers
52 views

2 way encryption of a string into numerical string using random number

I have a random number like 0.323978544752212. I want to encrypt a string using this random number into to numerical string i.e. final string is like ...
-2
votes
1answer
75 views

HTTP status code for successful login [closed]

I have a web application for testing. It has a login page. For unsuccessful login attempts, the developers have made a custom error page so that the response from the web application shows 200 OK, ...
-2
votes
2answers
76 views

Untraceability of Virtual Machine [closed]

I'd like to know if it is possible to set a Virtual Machine as a protection against traceability. I would want my traffic to be impossible (or hard) to link to my current computer. I guess that the ...
-2
votes
2answers
322 views

Is it possible to retrieve MAC address of a host using Tor?

I know that Tor is used for anonymity while browsing in the Internet. I heard that by using Tor, it is possible to hide my IP. But is it possible to hide my MAC address also?
-2
votes
1answer
146 views

What hash version is implemented on ThePirateBay.se? SHA-1 or MDA-5? [closed]

I downloaded a File Checksum Utility executable file from Microsoft. This tool is for checking the hash of a file. I'm wondering what is the version of the "Info Hash" section on the torrent site ...
-2
votes
4answers
120 views

How secure is it to use an open-source software [closed]

Is it possible for the developer of an open-source software to hide a backdoor without getting caught? Obviously open-source is superior to close-source when it comes to transparency, also I am aware ...
-2
votes
1answer
256 views

What type of hash is that [closed]

Hey do you guys know the algorithm used to generate this hash? 6874747a3b202063733437373676342f766c2f6e6520753933313538343931206175646960732039‌​353861383a3a36663836392f6e7a3325313638 It's ...
-2
votes
2answers
61 views

Identifying/decrypting hashed/encrypted data [closed]

This weekend I took part in an security challenge. I had great fun doing it but i found a huge gap in my knowledge that I'm really keen to fill and hope someone here can help get me pointing in the ...
-2
votes
1answer
141 views

Using Tor Browser to download files

If I download something, such as a TV series from a filesharing site via the Tor browser - saving the file to my PC - then put it on a flash drive, will my IT department see that I am downloading ...
-2
votes
2answers
136 views

Crack Unknown Encryption [closed]

I was challenged by a friend to decrypt a piece of text that was somehow encrypted. The encrypted text is the following: ...
-2
votes
1answer
456 views

Can a sysadmin spy on a Wifi connection? [duplicate]

Is it possible that someone who is in charge of a network serving many users, can see what site we visited? I mean, we have only one internet connection, and we used WiFi to be connected. Is it ...
-2
votes
4answers
258 views

How can a Facebook page be hacked? [closed]

I've seen a lot of "hacked" facebook pages and I want to know (just for educational purposes, I'm just curious, I don't want to do anything like that!) how's that possible? It seems like the attacker ...
-2
votes
2answers
158 views

I want to implement UART module in Xilinx with Encryption functionality so which algorithm i shuld choose RSA or AES [closed]

i designed code for uart module now i want to include Encryption code before sending the data which algorithm is better for me RSA or AES
-2
votes
2answers
185 views

What was the Lavabit's backdoors to their customers' e-mails? [closed]

There has been some talk about the Lavabit's case. New info was published today, but not important. I'd like to know how Lavabit worked. First I thought they just did something with OpenPGP. Then I ...
-2
votes
2answers
512 views

Why don't we have any popular decentralized chat systems, social networks etc.? [closed]

Let's say two computers have the same decentralized chat program. Each user has to have an ip address and port number to send the message to another person. Each message is encrypted using, let's say, ...

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