I did not find online anyone mentioning about this. But after I update my S8 to Android Oreo (8.0, the latest system version), my Project Fi lost its data connections. I found this issue after I left home taking an Uber. I was standing outside and there was no WiFi. My S8 behaved as usual… Continue reading Samsung Galaxy S8 Update Issue with Project Fi
Tag: network
Install Scapy for Mac OS Yosemite
It's not painful but it still requires a few steps. Here I log them. First thing is to make sure you installed Python 2.x. Not sure about whether Python 3 has similar steps. Also, here I assume Homebrew is installed too. If any of the following codes result in a Permission denied error, append sudo in… Continue reading Install Scapy for Mac OS Yosemite
Brief Review about Protocol Security
There are many application-level protocols in networks. There are File Transfer Protocols like ftp, scp, and sftp. There are Mail Protocols like smtp, pop, and imap. There are Web Protocols like http 1.0, 1.1, and 2.0. And there are many more. But they are not that secure.