7
votes
2answers
50 views

List of visually similar characters, for detecting spoofing and social engineering attacks

I'm trying to detect homograph attacks and other attacks where an attacker uses a spoof domain name that looks visually similar to a trusted domain name (e.g., bankofthevvest.com instead of ...
1
vote
3answers
28 views

Building an info sec VM lab - safe to keep on my home network?

I'm a new member making my first post here. I had a very quick, and admittedly basic, question. I'm setting up an info sec lab for the first time at home. I'm trying to build some more technical ...
1
vote
1answer
26 views

Scan detection Tool better than Snort Portscan Preprocessor

I am working on detection of Scanning activities of Bots/Worms. I have found that Snort Portscan Preprocessor detects Scan activities. I have tweaked Snort Portscan Preprocessor to detect different ...
4
votes
0answers
36 views

Laptop Encryption variables

If you are running such an operating system as Ubuntu among others, you would of seen that it gives you the polite option to encrypt your Home directory OR Whole hard drive with a robust AES 256bit ...
-1
votes
0answers
52 views

HOSTINGER users, BE AWARE! [on hold]

i know it maybe a bit different subject, but as i work for security issues, recently, i have found HIGH critical security issue over whole HOSTINGER company, and have notified them immediately. the ...
7
votes
2answers
590 views

Did XSS reach its end-of-life with the introduction of the HTTP X-XSS-Protection header?

With the introduction of the HTTP X-XSS-Protection header it seems to me that the vulnerability impact (read: amount of possibly affected users with modern browsers) is drastically reduced. Firstly, ...
1
vote
0answers
47 views

Can you prove that the OS loaded by your BIOS is really your OS?

Assume you are a paranoic that have a 100% open source OS with drivers etc, but you don't have an alternative to your closed source BIOS. How can you sure the BIOS didn't insert malicious code in e.g ...
-3
votes
3answers
59 views

Can Google's employee or Microsoft employee see the files in the cloud?

I want to know if someone working at these companies has access to the files people upload to the cloud. In other words, do these companies encrypt the files in the cloud?
89
votes
4answers
35k views

I was tricked on Facebook into downloading an obfuscated script

I got a notification on Facebook: "(a friend of mine) mentioned you in a comment". However, when I clicked it, Firefox tried to download the following file: comment_24016875.jse This is an ...
0
votes
3answers
102 views

OSCP (Offensive Security's PWK) Requirements [duplicate]

I wanted to ask a few questions, mainly referred to those who completed OSCP or who know about it. I want to take the course, I know that understanding of TCP/IP, IP subnetting and addressing and ...
-5
votes
2answers
53 views

Find admin login of webpages

I'm not able to find admin login page while pentest. How to find admin login of webpages? http://example.com/admin, http://example.com/wp-admin returns 403 forbidden or 404 errors. What to do in ...
1
vote
0answers
5 views

GEA3 direction clarification

GEA3 (and 4) stands for GPRS Encryption Algorithm. It's specified in 3GPP TS 55.216 (at least used to, until some idiot forced them to hide it because of "export restrictions" or some crap like that). ...
1
vote
3answers
126 views

How to prevent source code theft in web application development

I'm developing a webapplication working with PHP, SQL DB and other technologies. I'm always considering someone stealing the source code or using it to other means. How can you prevent someone from ...
0
votes
1answer
28 views

What does it mean when airodump-ng shows 0 beacons?

I have one particular AP that shows 0 Beacons in airodump. I can see the beacons in all the other AP without a problem. So is it even possible for AP to not send beacon frames?
0
votes
1answer
169 views

Why does Mark Zuckerberg cover his headphone jack with tape?

I can understand covering the camera or microphone but why the audio jack? Mark Zuckerberg have shared a photo to his Facebook account and celebrating the growing user base of Instagram which is ...
0
votes
2answers
68 views

Which of AES modes are safer and faster for transferring data over the network?

I have using Crypto++ in Qt and use of AES Algorithm for encrypting files. I know about AES modes and their applications. I have use of StreamTransformation method for encrypting files in CBC and EAX ...
0
votes
0answers
9 views

Right mechanism & workflow for repeated replication of passwords from LastPass to KeePass?

A lot of us currently use LastPass for the easy management, access and input of passwords for applications and websites. Now, there are some people who are obsessive about not leaving it out to a ...
0
votes
0answers
7 views

Where partially homomorphic encryption schemes like BGN are used?

Schemes like Boneh, Goh, and Nissim are interesting, because of support of polynomially many additions and one multiplication. The algorithms are indeed simple https://eprint.iacr.org/2010/182.pdf ...
-1
votes
1answer
39 views

Are Bruce Schneier's passwordsafe and passwordsafe.de related? [on hold]

Is the (commercial) product at https://www.passwordsafe.de/ in any way related to Bruce Schneier's passwordsafe? Same algorithm? Compatible file-formats? Or do they only share the name? I did some ...
0
votes
0answers
9 views

Going from an EC Private Key to Decrypting Traffic

At the moment I have an EC private key in my possession and also some traffic that was encrypted using the aforementioned private key. I have been trying to use OpenSSL to turn the private key into ...
3
votes
0answers
31 views

Identify malicous hosts in our network by sending valid domain credentials

We are currently whitelisting the hosts owned by our company on our Cisco switches to prevent private hosts in our network. This works pretty well but someone can still spoof the MAC address of his ...
0
votes
2answers
77 views

How am I being scammed?

I have received an email, claiming to be from Microsoft. Here is a snapshot of it: Google marked this email as spam with the following notice: These are some header details: Now, the text of ...
0
votes
4answers
87 views

Can duct tape prevent hackers from watching me?

Since hackers can hack into my mobile phone/computer and use its camera to watch over me, Q1: Can I know if my mobile phone/computer camera has been hacked? Q2: If I was hacked, does putting duct ...
1
vote
1answer
39 views

Why aren't there FIPS level 4 devices on the market?

While searching for a secure USB to use, I came across the Aegis secure key, which has FIPS Level 3 (140-2) security. I believe that it's the securest flash drive on the market. I found that the ...
3
votes
3answers
102 views
+50

How to verify personal information (identity)?

I've been trying to find this information but all I can find are answers saying to use a credit card for verification, not real answers. I am trying to figure out how/where companies get information ...
2
votes
0answers
7 views

Is it better to have a secure channel or secure PIN entry for Smartcards?

Assume I do own a computer, a USB-connected keyboard and a USB-connected contact-based (trusted) chipcard reader with a hardware pinpad. There are now two types of smartcards relevant to this ...
0
votes
1answer
51 views

How to check how I was hacked? [duplicate]

Today I was notified by DigitalOcean that my droplet was hacked and a DDOS attack was generated from it. It was a droplet I used as a staging server for a webapp I will send to production later, and I ...
0
votes
1answer
32 views

Firefox refuses to use X509 certificate, complaining “Cound not verify this certificate for unknown reasons”

I stumbled upon this question and answer. I have the same problem as the OP, and am sorry to report that the proposed answer does not resolve it. Certificate in question has been verified by OpenSSL-1....
-1
votes
1answer
31 views

Hosting CSRF Token at URL

When implementing CSRF protection, one generally uses a CSRF cookie that must be included in the body of the request. This prevents CSRF attacks because the malicious website cannot read the other ...
2
votes
1answer
26 views

Dealing with a misconfigured corporate SSL certificate

I work at an organization that inspects all HTTPS traffic by injecting its own SSL certificates. It wasn't configured properly though, so Firefox always shows a "Your connection is not secure" error ...
0
votes
0answers
11 views

How do I perform output encoding on text boxes having limited sizes? [closed]

How do I apply output encoding for a text box which only allows a limited size? I cannot perform input validation for that text box because it expects '<' and '>' symbols. While I was trying to ...
0
votes
4answers
58 views

How are salts safe in the database? [duplicate]

I have read many and many of this type of question on the security stack community before I asked this question, but one thing that made me mad about salts and saving it in database is this ... I will ...
1
vote
1answer
26 views

How robust is a VeraCrypt Container against disk errors?

I am planning to encrypt backup data using VeraCrypt. How safe are the generated containers? My worries is not so much the encryption, but potential data loss due to degrading harddisk media over time....
7
votes
2answers
422 views

What's the advantage of sending an RST packet after getting a response in a SYN scan?

I'm reading about nmap's SYN scan, and it says Nmap sends an RST immediately after the server tries to establish the handshake. My question is - why bother with the RST? Is it to prevent the server ...
1
vote
0answers
24 views

Allow users to download files from outside of webroot [migrated]

I've got a folder where I'm storing a bunch of confidential documents and I authenticate the user when they log in, but I only want them to be able to download a specific file. How can I retrieve ...
1
vote
1answer
35 views

Hops encountered More for spam Mails than Legitimate Mails

Background I am working with email headers for spam detection. Each E-Mail header contains many "Received:" headers fields. Each "Received:" header is added by an intermediate Smtp/Mail server in the ...
5
votes
3answers
74 views

Can I test my own network?

I'm currently trying to enter the field of information security and I was just wondering if there was anything barring me from testing my own network for security vulnerabilities? I only have a couple ...
1
vote
0answers
20 views

JWT vs. Client Certificates

We have a transaction server that is connected to by different client applications. The requirement is to have a secure means of authentication for client applications to communicate with the ...
-1
votes
1answer
69 views

Why is jailbreaking so easy [closed]

Since the beginning of time people have been jailbreaking their iPhones/iPads (Sigh). Somehow, no one seemed to wonder "why is is the process of gaining full root access so easy?" there used to be ...
1
vote
0answers
24 views

How does SFTP work? Please help someone [migrated]

We run a system that automatically sends a swift message at the end of a process. But this messages are sent using FTP. We feel the FTP process is too prone to MITMA and wish to change the sending ...
1
vote
0answers
31 views

Recommended Crypto Security Setup (Implemented Algorithms)?

Firstly I'm not a crypto expert, however I know how to use algorithms that other people have defined before in practical usages, that is, as long as they live up to their promises. The thing is that ...
2
votes
1answer
39 views

Am I vulnerable while leaving a putty client connected to my Amazon Web Server?

I'm not worried or concerned, but I am curious as to what types of exploitation I might expose my home server to if I leave a putty client connected using SSH. I am using putty to connect to an EC2 ...
2
votes
2answers
109 views

What risks do I have now that I accidentaly opened a suspicious URL send to me by Skype?

The following URL was sent to me by a trusted Skype contact (from my university): WARNING - DO NOT CLICK IF YOU DON'T KNOW WHAT YOU'RE DOING http://bit.ly/28PPw3V#dahubas=my_skype_id I clicked on ...
1
vote
1answer
24 views

Login to social Media using Facebook Connect

I came here with a struggle issue. We run a social media website, where people can register by classical login (might be his email or his username) and password form but also using a Facebook Connect. ...
-1
votes
0answers
33 views

How to hack a unmanaged switched network [closed]

Given the following scenario You have an unattended unmanaged switch (Netgear FS608) A system with Kali Linux with a USB to LAN adapter (ASIX Electronics Corporation AX88772B) Wireshark capture of ...
1
vote
2answers
42 views

Undeletable logging or file-writing

I want to log or write files automatically to a un-deletable storage device. Even if the attacker had offline access to the storage device he/she shouldn't be able to delete the files or logs. If ...
3
votes
1answer
17 views

Does SAML 2.0 define how to pass only username from SP to IDP?

I am looking at a use case where the service provider will need to capture the user id (not password) to identify the target IDP. In this case, the requirement is to send the user id (that is already ...
-1
votes
0answers
29 views

is it possible to get vpn server speed in client machine [closed]

I have setup a vpn on my digital ocean droplet, is it possible to get the same bandwidth that i get on digital ocean on my client machine using vpn connection.
2
votes
1answer
41 views

Android N - Security Crypto Provider is deprecated

As mentioned in "android developer's blog" , http://android-developers.blogspot.in/2016/06/security-crypto-provider-deprecated-in.html , security Crypto provider is deprecated on Android N. And also ...
2
votes
3answers
49 views

Is using the 2FA secret on the same machine as using the credentials, removing one factor of 2FA?

In other words: Is saving or using the two-factor authentication (2FA) secret on the same machine to generate one-time passwords (OTP), breaking the two-factor authentication (2FA) concept since it's ...

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