This blog post is from 51CTO blogger Lao Xu_kevin. If you have any questions, please go to the blogger's page for interactive discussion! Blog address: http://laoxu.blog..com/4120547/1618400 A server for mobile app applications is on a cloud. I am curious how many times it will be brute-force hacked every day if the ssh port is not changed. With this question in mind, check the log in /var/log/messages and grep for the number of log records containing "Failed". . . Since the messages log will be logrotated, so:
The number of brute force cracking attempts from the 1st to the 7th of this month are:
Except for the relatively quiet day on the 7th, the average number of hacks was 50,000 to 60,000 per day. It seems that hackers are very busy every day. Although the data is relatively small, it looks rather dull and there is no trend. To visualize the data, let’s use d3.js. Here is the code... The d3 library file can be obtained directly from github. index.html
style.css
data.csv
index.js
The above is the code of a page. Visit the page to see the data visualization effect of d3.js. . . How is the effect? D3 is pretty good, right? There are many cooler effects... Keep trying... |
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