Being gratuitous, via Internet and the like it releases the source code which hits against the design figure of the software, with who try to be able to do the improvement of that software and redistribution. In addition, that kind of software.

If there is a source code, diverting the technology which draws up the similar of the software, is utilized with that software easily for possibility, at enterprise and the like the source code of the software which the respective company developed makes strictly confidential, when providing to other companies, is many a thing which takes license charge.

“The Open Source Definition” (OSD) with the definition which is said is announced 1998, The Open Source Initiative (OSI) with by the group which is said. ““Freedom permission ““individual of distribution of permission derivative software” of re-distribution” and prohibition of restriction of prohibition field of application” of discrimination of the group” and so on it consists of 10 items, the “OSI recognition mark” is granted to the software license which is conformed to this. However, the people use every day, the word, “open source” does not limit always points to the contents of OSD with.

OSS center opunsosusohutouea center

Full spelling: Open Source Software Center
Field:
Software > open source > OSS center

The organization which the economic industrial ministry information processing propulsion mechanism (IPA) installed inside, promotes the spread of the open source software. It started in 2006 January. It cooperates with domestic powerful IT-related enterprise, it does the collection of the technical information regarding the open source software and the service etc of verification environment. The information which was gathered is released via the Web sight and the like.

As for the open source software itself being gratuitous, because it can utilize, the example which is adopted with the information system of enterprise and administration increases, but when it developed individually and when combining the plural software in comparison with when you use the software of enterprise of specification, although you verify affinity, you inspect the information regarding trouble and security and/or correspond when time is required, sees operational process altogether development always it could not utilize the merit. Until recently, each enterprise had coped with such problem individually, but unifying to the same center concerning the basis part, there is the aim of avoiding wasteful overlapping investment by sharing.

OSTA

Reading: O s tea a
Full spelling: Optical Storage Technology Association
Field:
Storage > optical disk > OSTA

The economic organization which proposes the technical use regarding the optical disk. OSTA itself does not standardize, does not propose technical specification to the standardization group of ISO/IEC and ECMA etc. UDF of the file system which is adopted for DVD and CD-RW was proposed by OSTA.

OTG

Reading: O tea Gee
Full spelling: ON-The-Go
Field:
Personal computer > I/O > serial /USB > USB > OTG

Standard in order to connect the USB equipment mutually without it was decided in 2001 December by USB-IF (USB Inplementers Forum) which, bears the standard decision of USB minding the personal computer. It could decide specification in a way, additional specification of USB 2.0. Also “USB OTG” and “USB “ON the Go”” are inscribed.

When OTG is introduced, with combination such as digital camera and scanner and printer, portable telephone and portable music player and memo Ricardo reader, PDA and hard disk and MO drive, through the personal computer, it reaches the point where the peripheral device directly can exchange the data.

In order to control the USB corresponding peripheral device which as for USB from the fact that it is born as a peripheral device for the personal computer originally, as for host controller function the personal computer has, connects mutually, controller function is necessary.

OTP One time password

Reading: The o tea tweet
Full spelling: One Time Password
Alias:
Disposable password
Field:
Security > certification > OTP

Whether or not utilizes the server computer, via network from the terminal which to remote place is (remote access) the human who is accessed occasion, the proper user one of the certification technology which is verified.

Being done “to hear there is a weak point that it is the possibility with the usual certification system which transmits the password which corresponds with user name, from the terminal with communication sutra road surface to the server the password of stealing and”.

With OTP, first random the server becomes “kind” in certification character string in the terminal the character string (it is called “challenge”) it transmits.

The user by its inputs the password of the secret which is not known into the terminal. Following the challenge character string which the software which is prepared for the terminal is sent from the server and the password which the user inputs to fixed procedure, it calculates, the result of being formed (it is called “the response”) it transmits to the server.