The programming technique which it unifies as the unit of one being settled which is called the data and the procedure which operates that object, describes the program as a combination of object. Part reuse of the program to do is a merit such that it becomes easy. As a typical object direction language, Java of C++ language and the Sun Microsystems corporation which administer object direction expansion to C language and Smalltalk of the Xerox corporation, the NeXT corporation (the present Apple corporation) for NeXT STEP which is OS of the respective company there is C language based Objective-C and the like which was developed in the one for application software development.

OOX Office Open XML

Full spelling: Office Open XML File Format
Alias:
OOXML
Field:
Expression of information > file format > OOX
Software > type > office software > OOX

It was standardized by the international standardization system Ecma International which centers Europe in 2006 December, file format of the XML based office document.

The Microsoft corporation office suite “Microsoft Office 2007” (when proposing cord/code name “Office 12”) those which propose the file format as standard plan was adopted in 2005 December. The word processor (Word), chart calculation (Excel), the presentation (PowerPoint) the standard file format which each software utilizes is included in this. The file is compressed with Zip type automatically, file size becomes more substantially small than past even with same contents. When the file is drawn up with Windows, as for the extension those which add “x” to end of the former extension are used and (as for the macro effective file addition), as for Word as for “.docx” and Excel as for “.xlsx” and PowerPoint “.pptx” is used “m”

OP25B Outbound Port 25 Blocking

Field:
Security > network > mail > OP25B

With the equipment of the rooter and the like which is in boundary of network, from inside network prohibit the TCP port 25th communication of the computer outside to. Internet service provider (ISP) and the like it does in order to block the fact that [supamumeru] is transmitted from the personal computer of the member.

With the port which SMTP which is used in transmission of the mail utilizes, transmission of the mail becomes impossible the 25th port by the fact that this is closed. The member being the mail server of the provider, when it tries to transmit [supamumeru], individually it cuts off this it is possible to make the member withdrawal from membership dealing, but when the mail server outside is utilized, it cannot take such measure. Then, the computer of the member it is possible by cutting off the communication to the SMTP server outside with boundary of network, to prevent the fact that [supamumeru] and the like is sent making use of the mail server outside completely. To the last just cuts off the communication to the external server as for communication to the mail server who is inside our network because it is possible, sending and receiving of the usual mail which utilizes the mail server of the provider does not receive influence.

Opaserv

Reading: [opasohutouirusu]
Field:
Security > virus/worm > Opaserv

One kind of worm which became popular 2002 fall, is infected to Windows.

Opaserv abuses “the vulnerability of the password of file sharing functional joint ownership level” of the Windows network which exists in Windows95/98/98SE/Me, copies itself copy in joint ownership drive with respect to network and is infected. Computer name and domain name inside network are transmitted to the third party, the back door function which can be invaded from outside has. Furthermore, at the time of Windows starting it rewrites the WIN.INI file and the registry which are executed selfishly, at each time Windows is started in order for the virus to be executed, it sets.

Open Ajax

Reading: [opuneijiyatsukusu]
Field:
WWW > Production > script > Open Ajax

It launched in 2006 February, the open source project which develops the development tool of Ajax which is packaging technology of Web application.

Integrated software development environment of the open source (IDE) on Eclipse which is one, it is offered as the tool which it tries to be able to develop the Web application which utilizes Ajax. You can look at the cord/code which the IBM corporation develops, contributes to the same project that development advances to the foundation. Google corporation and Yahoo! Major IT enterprise such as corporation, Oracle corporation and Red Hat corporation has stated support.

OpenBSD

Reading: Open B s D
Field:
OS > UNIX > OpenBSD

The University of California [bakuri] school (UCB) on the basis of 4.4BSD-Lite, Theo de Raadt being center, the UNIX interchangeability OS where development starts. Being gratuitous as other BSD OS similar, and a free software it is open.

There is many also a thing which is introduced from the fact that Theo is the one of the principal developers of NetBSD, as OS which divides from NetBSD.

We designate the height of security as feature in comparison with other UNIX interchangeability OS, the various cryptographic systems of Kerberos and ssh etc are introduced usually. But, for security strengthening unless the service there is no necessity with standard is stopped in minimum, is a knowledge is not possible at all