Softbank, "Detametary PPAP" in business email --Aruped a password compressed file (ZDNET JAPAN) --Yahoo! News

SoftBank, "Detametary PPAP" in business email --A image of abolished compressed file with password

　Softbank announced at 3:00 pm on February 15 that it has abolished the use of a password compressed file (commonly known as PPAP) in an email account used by employees. PPAP is an old security countermeasure method that is considered to be less likely to be grasped by a third party by transmitting compressed files and passwords with passwords in different routes such as different e -mails. However, at present, the password is instantly analyzed (depending on the performance of the computer to be processed), and it is very troublesome for the sender to set up a password and convey it to the other party in a different form. Since almost no real security measures can be expected, the movements to abolish around government agencies are spreading. The company has a situation in which the contents of the compressed file with password are extremely difficult to test the contents of the compressed file with password, and the malware "EMOTET" spreads by methods such as password compressed files is also popular. The reason for the abolition is that security measures to block a compressed file with passwords are recommended worldwide. After 3:00 pm on February 15, the company deletes all attachments for emails with password compressed files sent to the employee's email account, and will receive only the text of the email text. Changed to operation. The sender has not notified that the attached file has been deleted, and the company that sends an email to the company's employees wants to confirm how to send and receive files with the sending partner.