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image appearance

This tag is associated with 9 posts

Tracking Website Visitors Pt5: Installation Script

/tracker/install.php Tracking Website Visitors Pt1: Masking Image Requests Tracking Website Visitors Pt2: Returning Image From Database Tracking Website Visitors Pt3: Returning Tracking Information Tracking Website Visitors Pt4: Uploading Image to MySql Tracking Website Visitors Pt5: Installation Script

Tracking Website Visitors Pt4: Uploading Image to MySql

/tracker/upload_image.php Tracking Website Visitors Pt1: Masking Image Requests Tracking Website Visitors Pt2: Returning Image From Database Tracking Website Visitors Pt3: Returning Tracking Information Tracking Website Visitors Pt4: Uploading Image to MySql Tracking Website Visitors Pt5: Installation Script

Tracking Website Visitors Pt3: Returning Tracking Information

This is just a simple page for reading the hits from the database with your tracking information for the image id involved. /tracker/status.php Tracking Website Visitors Pt1: Masking Image Requests Tracking Website Visitors Pt2: Returning Image From Database Tracking Website Visitors Pt3: Returning Tracking Information Tracking Website Visitors Pt4: Uploading Image to MySql Tracking Website … Continue reading

Tracking Website Visitors Pt2: Returning Image From Database

/tracker/return_image.php Tracking Website Visitors Pt1: Masking Image Requests Tracking Website Visitors Pt2: Returning Image From Database Tracking Website Visitors Pt3: Returning Tracking Information Tracking Website Visitors Pt4: Uploading Image to MySql Tracking Website Visitors Pt5: Installation Script

Tracking Website Visitors Pt1: Masking Image Requests

Email marketers commonly use small images embedded in email messages as tracking mechanisms. These email tracking images enable marketers to track approximately how many people viewed a particular email campaign. The same technology has implications in security. Now and then I am asked to consult on Bond skips. Bounty hunters will ask me to help … Continue reading

Detecting Steganography in JPG Images

If you read my article on using MITM attacks on Tor you might be wondering about practical purposes other than stealing passwords and personal information. The fact is that I have no interest whatsoever in targeting specific people. I do what I do for 2 reason, I find the synergy and flow of data sexy, … Continue reading

MITM Attack against Tor SSL for Deep Packet Analysis

Tor is wonderful tool to ensure your privacy on the Internet. Tor prevents somebody watching your Internet connection from learning what sites you visit, and it prevents the sites you visit from learning your physical location. Tor achieves this by bouncing through other Tor users via an anonymous and encrypted interchange. In short a series … Continue reading

Digital image steganography of encrypted text

Paranoia allows a user to securely transfer a text message by hiding it in a digital image file. 128 bit AES encryption is used to protect the content of the text message even if its presence were to be detected. Currently, no methods are known for breaking this kind of encryption within a reasonable period … Continue reading

Handling unique images in SQL

I am working on a deep packet analysis problem right now and came back to an oldie but goodie that I thought I would share. A common security vulnerability with most web applications is their handling of images. Inexperienced developers will write uploaded images to disk instead of to a database. This design style allows … Continue reading