SpinNet Mail Virus Check Service

Q1	What is a computer virus?
	A	A program that infects a computer by attaching itself to another program, and propagating itself when that program is executed. A computer can become infected by files downloaded over a network, or by the installation of new software or floppy disks that are infected with viruses. Some viruses are only pranks, and perform harmless actions like displaying a screen with a joke message on it. Others can destroy files or wipe out a hard drive.

Q2	How is a computer infected by a virus?
	A	90% of the time, computers are infected via email. Also computers can be infected by downloading a file from a web site or program files on a floppy disk.

Q3	What does "Detecting a virus" mean?
	A	"Detecting a virus" means to check whether the attached file is infected by a virus or not.

Q4	What does "Disinfecting a virus" mean?
	A	"Disinfecting a virus" means to remove only the virus from the attached file. The attached file is then sent to the intended destination.

Q5	What does "Deleting a virus" mean?
	A	"Deleting a virus" means to remove the infected attached file from the message. The attached file will not be sent to the intended destination.

Q6

How are viruses checked for by the system?

　

A

All emails you send and receive go through the SpinNet mail server and are automatically checked. However, the following cases are omitted:

*	Zipped file with password authentication
*	Attached file has been zipped more than ten times
*	Encrypted mail
*	Zipped in other than one of the following formats:
	AMG GZIP Z(Compress) LHA/LZH(1，4，5) MIME（base64） OLE Structured Storage ( .doc, .xls, etc.) Microsoft Rich Text Formatted ( TNEF ) RTF TAR UUE(uuencode) ZIP ARJ RAR

Q7	Is an additional fee charged for the Mail Virus Check Service?
	A	No additional fee is charged on top of the regular monthly SpinNet fee.

Q8	Does the SpinNet Mail Virus Check Service check messages if they are forwarded from a SpinNet address to another email address?
	A	Yes. All messages forwarded via a SpinNet mail server is checked.

Q9	What kind of software were chosen for SpinNet Mail Virus Check Service?
	A	The system of Symantec is chosen.

Q10	Does the software detect and disinfect all viruses?
	A	Only viruses which the pattern file on our server detects are disinfected. This virus pattern file is frequently updated; however, this service can not completely guarantee to detect or disinfect every virus since new viruses might be created at anytime. This is also true for every other anti-virus software.

Q11	Does the virus check server check for viruses coming through other than emails?
	A	Our the virus check server checks for viruses only coming through emails.

Q12	What is the difference between the anti-virus software for individual users and the Mail Virus Check Service?
	A	The Mail Virus Check Service uses the most up-to-date pattern file available to check the mail in the system. The anti-virus software installed on your computer needs to be updated manually. Also, this service does not depend on your system environment, such as the mail software you use.

Q13	Do I have to configure my computer for all my incoming and outgoing mail to be checked?
	A	No. All emails which are sent and received from our mail servers are automatically checked.

Q14	What does SpinNet Mail Virus Check Service do with sending email with a Digital Signature?
	A	A Digital Signature becomes invalid, if a virus is detected with Mail Virus Check Service.

Q15	What does SpinNet Mail Virus Check Service do with encrypted emails?
	A	Encrypted emails can't be decoded by our virus check server so viruses in these types of messages cannot be detected.

Q16	Is the system able to detect viruses if a sender breaks the email into parts?
	A	Yes, it is detected but the server cannot identify which parts were meant to be together. Therefore, infected part(s) is disinfected or deleted, and uninfected parts are sent normally.

Q17	My computer was damaged by a virus that was unable to be detected by SpinNet servers. Is SpinNet liable for the damage?
	A	No. SpinNet is not liable for any special, consequential, indirect or similar damage, including any lost profits or lost data arising out of the use or misuse of the computer.

Q18	How can Mail Virus Check Service be stopped?
	A	If you are really willing to stop the service, you need to request to stop the service from Users' Information change menu.

Q19	Does the SpinNet Mail Virus Check Service check messages for additional email addresses?
	A	Yes. All messages sent and received via a SpinNet mail server are checked.

Q20	How do I check my computer to determine if it is infected by any known virus?
	A	You can check it at Symantec Security Check.

Q21	What do I have to do with Virus Alert Mail?
	A	Please refer to the subject of the Virus Alert mail, and click here for details.

Q16	I was expecting an attachment with the email, but it was not there.
	A	If you have received a Virus Alert Mail and "Type-B", "Type-E" or "Type-F" appeared in the subject line, then the attachment has been deleted by Mail Virus Check Service.

Q23	How can I check the original email?
	A	If you have not unsubscribe from Mail Virus Check Service, then you should do so, and then the email needs to be resent by the sender.

Q24	How can I retrieve the deleted attachment?
	A	Once the attachment is deleted by Mail Virus Check Service, it cannot be retrieved.

Q25	How can I avoid Virus Alert Mail without unsubscribing from the service?
	A	You cannot avoid Virus Alert Mails unless you unsubscribe.

Q26	The email I sent was not received by the recipient, what has happened to it?
	A	It is possible that the email you sent was infected by a virus that was detected by Mail Virus Check Service. If it was unable to be disinfected the infected attachment was removed and the mail was returned to sender. In this case, Virus Alert Mail(Type-B) was sent to you.

Q27	I received a Virus Alert Mail, but am not sure which the email was disinfected.
	A	The subject of the email appears in the message of Virus Alert Mail, so the email with the same subject was disinfected.