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Hermetic File Search - Search Module
by Hermetic Systems
Hermetic File Search is for indexing and searching HTML files, text files or similar on CD, a hard disk, etc. It consists of an index module and a search module. The index module indexes every word in every file, and any file containing a particular set of words (or any of those words, or an exact phrase) can be found in seconds by the search module. The results can be displayed in a web browser with hotlinks to the files files found.
boolean searchable keywords search subfolders
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Easy Date Converter Advanced Version
by Hermetic Systems
Adds a number of days to a date, calculates the number of days between two dates and converts among Gregorian dates, Julian dates, ISO Week dates, Hermetic Leap Week dates, Julian day numbers and ordinal dates. Weekends may be included or excluded. It has a built-in programming language, with control structures, variables, functions and file output; this allows users to do batch date conversions and to run their own date-processing programs.
date easy operations date julian year
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Prime Number Spiral
by Hermetic Systems
The Prime Number Spiral (a.k.a. the Ulam Spiral) is formed by marking the prime numbers in a spiral arrangement of the natural numbers. This is software is for exploring the Prime Number Spiral. Demo is free. Single user license costs US$15. After purchase of a user license an activation key is sent by email to make the software fully functional.
prime number spiral prime exploring chart number prime graphics software mathematical software
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Five Cellular Automata
by Hermetic Systems
Software for exploring five cellular automata: q-state Life (a generalization of Conway's Game of Life), the Belousov-Zhabotinsky Reaction, Togetherness, Viral Replication and Diffusion-Limited Aggregation. The documentation provides a complete description of the algorithms used.
belousov-zhabotinsky exploring q-state chemical simulation togetherness diffusion-limited aggregation
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Hermetic Stego
by Hermetic Systems
A program to hide a message file of any size within one or more BMP image files. Uses a stego key for encryption and randomization of bit-insertion. Allows use of a default stego key for transmission of a message to others. Designed to resist detection of hidden message by statistical tests.
stay go steganography stego bmp
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Lunar Calendars and Eclipse Finder
by Hermetic Systems
A program to search for eclipses (lunar, solar, total, annual and umbral), to calculate the phase of the Moon at any given date and time and to convert between dates in the Gregorian and Julian calendars and dates in various lunar calendar (Goddess, Meyer-Palmen and Liberalia Triday).
kagi lunar sun solar phase date
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Data Destroyer Disk Wipe
by Hermetic Systems
A disk wipe program which destroys (by overwriting many times) data in files on floppy, ZIP or hard disk so that the data cannot be recovered. Selected top-level files and folders can be excluded. The user can specify the type of purge (up to DoD standards for disk sanitizatiion). Disk write speed can be tested for an estimation of the time required to wipe a disk using a particular number of overwrites.
defense 5220.22-m data destroyer hard disk sanitization secure file deletion
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Cryptosystem ME6
by Hermetic Systems
Cryptosystem ME6 is a program for the encryption and decryption of single files or multiple files (in multiple folders) for secure storage or transmission. It uses a symmetric key encryption method with a 500-bit key for security, and has numerous safeguards against possible user error.
data encryption software secure storage database encryption software encipherment single cryptosystem me6
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Data Destroyer
by Hermetic Systems
A program for secure file deletion which destroys (or purges, by overwriting) data in files on floppy, ZIP or hard disk so that the data cannot be recovered. A single file can be purged or, in batch mode, multiple files (in multiple folders) can be purged in one operation. Allows user-specifiable type of purge. Program can also purge unused clusters or all data on a disk. Purge speed can be tested for accurate estimation of purge times.
dod secure file deletion 5220-22-m kagi file deletion software sanitize
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Easy Date Converter
by Hermetic Systems
Does date arithmetic (adds a number of days to a date and calculates the number of days between two dates) and converts among Gregorian dates, Julian dates, Annus Novus dates, Julian day numbers and day-in-year dates of the form yyyyddd. Designed for easy performance of date calculations. Program is trilingual: English, German and Spanish.
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