Ninja blog

Relational database, SQL, SELECT SQL is a language designed for the manipulation of relational databases and for the retrieval of information from that database. A relation most commonly looks like a chart, which can be, for example, an article. ARTICLES ID Title Text 1 DoS abc1  2    DDoS abc2 The columns are called attributes […]

WordPress is the most commonly used blog engine, which is free to use and has an open source code. It is used mainly for the operation of websites, blogs and webshops. If your purpose is to have a great website in a blink of an eye, which you are able to develop later in parallel […]

In 2015 it was made publicly known that Hillary Clinton, being the United States Secretary of State, used her private email server for email conversations which ,not so long ago, turned out to contain classified and top secret information. The whole server has been investigated thorougly by the FBI in the hope of finding any […]

Many of our customers who use Cloudflare have recently notified us that they are not able to see the proper visitor IPs in the logs only the railgun server IPs. It is caused due to the fact that the requests are not directly coming from Cloudflare, so mod_cloudflare will not restore the IP’s of the […]

Spammers are enemies of all sysadmins, because they are altering their tactics day by day. Keeping softwares up-to-date on your servers is not always as easy and solvable as we might think. Even though you have the latest application which is protected against the known security risks, you can have a lot of user-related contents which […]

We are convinced that almost all server owners have to struggle with the maintenance of their server, which is not always as easy and transparent as we would assume.  Our treasured servers are vulnerable, sensitive and exposed to many many types of attacks, exploits or malfunctions. That is why we have to take care of […]

The real geek escaped from one Ninjastic developer of ours lately, and in his freetime he decided to try to install BitNinja on his Raspberry Pi 2 model B. And guess what happened? He was successful! What is more, BitNinja also captured some attacks with its port honeypot module. Now, let me describe you the […]

CVE-2016-5696 Linux Kernel vulnerability has been recognized two weeks ago by some watchful researchers , who immediately informed the world of the Internet about the potential dangers waiting for them. This vulnerability can be exploited by an attack called with the umbrella term: “man in the middle attack” and is mainly conducted by off-path hackers. RedHat […]

Did you know that using IPv6 on your server can completely bypass all your security? On Linux, there are separate kernel stacks, and separate mechanisms to filter traffic for the original IPv4 traffic and for IPv6. The kernel module responsible for this filtration is called ipfilter, and there is an other module called ipfilter6 for […]