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Hàng triệu điện thoại toàn cầu sập mạng (có Việt Nam?): chứng chỉ phần mềm Ericsson hết hạn

This may be the reason for millions of failed network subscribers yesterday. has officially confirmed that there was a bug in their software that caused the network to be completely paralyzed for hours. This error has caused millions of smartphones in the UK, Japan and many other countries can not be contacted. Ericsson said the root cause was that the certificate expired and that the software bug had caused the network to shut down. In a nutshell, these certifications guarantee the validity of the software and keep everything safe and secure. Once the certificate expires, the software will immediately report a problem and stop working. The cause may be due to software maintenance errors, … In the announcement, said that 11 other countries have the network affected by this incident. Details of country names have yet to be announced, but Ericsson says that the total number of countries using its equipment and its impact can not be accurately determined. On troubleshooting, Softbank of Japan takes about 4 hours to get things back to normal. Particularly in Vietnam, we seem to be recovering from 2 to 4 hours later. During that time, my friend did not make or receive the call, someone lost both 3G and some people can not call but can receive the call. About the possibility of repeating the problem. Ericsson says everything has been stopped completely. And this is not the first time this type of error has occurred. In 2013, Xbox Live and Azure have all been shut down due to a certificate expiration. Then, in 2015, App Store users are also required to delete and reinstall the app after the app certificate expires. Similarly, earlier this year, the expiration of the software certificate caused Oculus Rift devices to no longer work, regardless of how the user adjusted the date of the computer. See Theverge, Softbank, Ericsson