540 million data records of Facebook users were compromised after third-party apps and sites stored the data on unsecured servers. The leaked information included comments, likes, reactions, account names, and FB IDs, and some email addresses. The app called At The Pool even stored passwords of 22,000 users in plaintext. Security expert tips: If you
I have some Virtualbox virtual machine on my desktop. Now I have Proxmox VE 5.3-8 installed on a separate machine. So I would like to move the VM to Proxmox. Let me list the existing installation. My Desktop, Windows 10 Pro version 1809. Virtualbox 6.0.4 r128413 Guest VM inside of Virtualbox is Ubuntu 18.04 with
I check the Nginx error log file regularly. I noticed that a lot of attempted accesses to favicon.ico coming from mainland China. They come from different IP addresses and with different User Agents. Each of these IPs is only doing this, sometimes repeatedly. They are just waste my server’s time and CPU. How to stop
I have a VPS on DigitalOcean. Web server is Nginx web server. I checked the web server log files, including an access log and error log. The error log always gives information about the strange activities from some IP address. You can see the URL requested is so strange. Actually, I banned these IP address
I use a Nginx as the reverse proxy. Here is the scenario. The original server is Server A. The reverse proxy is Server B. Web users are browser the website through Server B. The web log of Server A just received the IP address of server B. All users are shared one remote address. It
It is a new about Google emaill APPs. Google has two email APPs, Inbox and Gmail. Just an hour ago, Google announced that Inbox by Gmail will be discontinue at the end of March 2019. vi In the post “Inbox is signing off. Find your favorite features in the new Gmail”, Google said so. I
After I change my old smartphone to LG Q6, I would like to transfer all apps to it. I used Google Authenticator for a bunch of websites as the Two-factor Authentication. I just found Google Authenticator cannot move all these accounts to my new phone. To do the transferring, I have to manually re-add it
I tried a IPv6 only VPS. It has no IP v4 address. It is always error connection when I tried to use an IP v6 to connect it. Here is some new knowledge for me. Use a pair around the IPv6 address when using it in the Browser address . The correct format is:
My site is moved to another VPS, but still with Linode. This time, it is at Fremont, CA. As I mentioned in my last post, the CPU is E5-2697 v4. There is a few changes on the default VPS. Turn on BBR. php opcache cache size from 128MB to 256MB MariaDB default collection from utf8mb4_general_ci
My new server uses Nginx as a web server. When I check the error log of it, I saw a lot of warnings. 2016/08/27 07:30:03 [warn] 11951#11951: *590544 an upstream response is buffered to a temporary file /var/cache/nginx/fastcgi_temp/3/28/0000008283 while reading upstream, client: 107.174.247.88, server: www.phpbbchinese.com, request: “GET /download/file.php?id=109 HTTP/1.1”, upstream: “fastcgi://unix:/run/php/php7.0-fpm.sock:”, host: “www.phpbbchinese.com” I did
