The UBK file type is primarily associated with Embiid Reader by Embiid Inc. The Embiid Reader for Windows is an application that allows the user to read books and documents using the font face, color, and size as well as the background color of choice. Rose diagram online. It was designed with the vision-impaired in mind, and is distributed as freeware. Embiid Reader eBook file EBK stands for Embiid Reader eBook file. Elecom webcam driver for mac. Wow legion treasure addon. This was last updated in March 2012. Zero-day is a flaw in software, hardware. The Power Reader is an EDI code reader, 835 Reader, EDI Converter that adds efficiency for revenue cycle management. Human Readability Open an EDI File, such as an 835 Electronic Remittance, and see it displayed in a grid much like a spreadsheet. Using the software may require the use of a computer or other device that must meet minimum system requirements. It is recommended that you familiarize yourself with the system requirements before making your purchase. Software system requirements are typically found on the Product information specification page. Aerial Drones. Mouser's Software; NANY: New Apps for the New Year; Friends of DC; Forum Coding Snacks.
Short HistoryEmbiid Publishing was an early e-pub company which started back in 2000. They published some midlist SF and Romance titles, most famous probably being Liaden series by Sharon Lee and Steve Miller. They offered nice prices ($5 in average), and free sampler bundles. At first their books were Windows-only, later they started to offer Rocket format and a book reader for Palm OS. In 2006 the company closed doors, leaving customers with books they could not convert.
The Reader
The Windows reader program could read two formats: UBK and EBK. The former was slightly scrambled but could be read by any reader. The latter was encrypted with a personalized key and could only be read by the personalized reader executable downloadable with the first purchase.
The Reader was written in Delphi and had pretty basic functionality: changeable font, bookmarks, navigation.
File format details
A pseudo-C description of the file header looks like following:
The encryption uses a 1024-byte array to xor the data with. The array is initialized from the seed using a pseudo-random number generator. Here's pseudocode for its generation:
Embiid Reader Software Downloads
The decryption uses the file offset of the data to index the array, and it skips bytes that would decrypt to 0x1A (the EOF symbol):While the file_seed
Embiid Reader Software
is stored directly in the file, user_seed is calculated as Adler32 checksum of a 128-byte user ID, which is stored directly in the personalized EmbiidReader.exe.The text of the book uses a small subset of HTML tags for formatting, but the paragraphs are delimited by newlines, not
or
tags.
Here's a small Python script to convert an Embiid book to HTML. A valid EmbiidReader.exe is necessary to decrypt personalized books.
Google Pages
You will need Python to run it.
A pseudo-C description of the file header looks like following:
The encryption uses a 1024-byte array to xor the data with. The array is initialized from the seed using a pseudo-random number generator. Here's pseudocode for its generation:
Embiid Reader Software Downloads
The decryption uses the file offset of the data to index the array, and it skips bytes that would decrypt to 0x1A (the EOF symbol):While the file_seed
Embiid Reader Software
is stored directly in the file, user_seed is calculated as Adler32 checksum of a 128-byte user ID, which is stored directly in the personalized EmbiidReader.exe.The text of the book uses a small subset of HTML tags for formatting, but the paragraphs are delimited by newlines, not
or
tags.
Here's a small Python script to convert an Embiid book to HTML. A valid EmbiidReader.exe is necessary to decrypt personalized books.
Google Pages
You will need Python to run it.
Place your books, EmbiidReader.exe and embiid.py into the same directory and execute from command prompt:
embiid.py
You should get a file with decoded text.
