‏إظهار الرسائل ذات التسميات مواضيع باللغة الإنجليزية. إظهار كافة الرسائل
‏إظهار الرسائل ذات التسميات مواضيع باللغة الإنجليزية. إظهار كافة الرسائل

الأحد، 4 مايو 2014

سلسلة تعلم أساسيات إختراق المواقع حلقة توعوية حقيقة إختراق المواقع الحكومية






السلام عليكم 

ربما العنوان واضح ولكن بعد أن تشاهد الحلقة لن تفهم شيئا ، لأننا سنتحذث عن الموضوع الذي ربما بحث عنه الكثيرون وهو كيف يتم إختراق المواقع الحكومية وهل فعلا ذلك صحيح وكيف يتم البحث عن هذه المواقع وكيف تميز الإختراق فعلا حقيقي أم لا وماهي الحكومات الإلكترونية ، لن أطيل عليكم أدعكم مع هذا الشرح والذي اتمنى أن ينال إعجابكم .


عزيزي الزائر إذا أعجبتك الحلقة فلا تبخل علي بلايك للفيديو وأن تشترك معي

الحلقة

الأحد، 18 أغسطس 2013

Barnaby Jack, computer hacker, has died : Barnaby Jack وفاة هاكر الكمبيوتر الشهير

Crédit Photo: D.RThe security expert Barnaby Jack died at the age of 35. He was involved in the Black Hat conference this week on piracy pacemakers.It is a blow to the community of security experts. Barnaby Jack was found dead in his apartment in San Francisco. The medical examiner's office confirmed the news to Reuters, but gave no indication of the cause of death. Aged 35, Barnaby Jack was director of security IOActive specialized safety of medical devices, logistics and industrial systems.Barnaby Jack is a former security researcher at McAfee and Juniper, but he is best known 3 years ago at the Black Hat conference in Las Vegas. During this event, he demonstrated to exploit vulnerabilities on ATMs and withdraw money without hack customer accounts. This procedure called "jackpotting ATM" was postponed by one year to allow time for manufacturers to fix the defects. Last October, at a conference in Melbourne, he still caught the imagination by showing the weaknesses of communications protocols pacemakers. This vulnerability could be exploited to cause a fatal electric shock. In his demonstration, he sent instructions to the pacemaker from a laptop 15 feet away to inflict a shock of 830 volts. While at McAfee, he had already warned of the risks of medical devices such as insulin pumps.The security specialist should take place at the next Black Hat conference on the topic "implantable medical devices: hack humans." He wanted to focus its new session on Exploit pacemakers at a greater distance about 100 meters. The conference organizers have lamented the death of Barnaby Jack and did not replace his intervention. "Everyone agrees that the life and work of Barnaby Jack are legendary and irreplaceable. He had the ability to take complex technology to analyze this complex and then make it available for everyone, "says the team at Black Hat. Therefore, it indicates that his intervention will give way to a commemoration of his life and his work.Many security experts have expressed their feelings on Twitter. Dave Marcus, chief architect of advanced research intelligent threats McAfee considers him "a fucking pirate." Jay Radcliffe, a security researcher at Ingardians marked "We do not see things the same way, but I'm sad to hear this news." Kevin Mitnick has posted "When I saw the tweets that indicated Barnaby Jack was dead, I thought it might be a hoax. Unfortunately, I learned that it was true. Grand hacker and friend. RIP. "Creat by MBARK TiéSTO

كيف تعرف ما إذا كان حاسوبك عبارة عن زومبي ?? How to tell if your PC is a Zombie


PC Zombie

Hello  :) MBARK TiéSTO

Botnets quietly transformed millions of computers in PC Zombies, ready to send spam or participate in cyber attacks without users noticing. Therefore, how to tell if a computer is a PC Zombie?A Zombie PC is infected with malicious code, waiting patiently to be remotely activated by its author, the "bot master" computer. Meanwhile, malware hibernate the machine, and give rise to suspicion in the eyes of the user. A Zombie PC itself is fairly insignificant, but it is généralementpartie an army of infected computers (botnet). When enabled, this army can participate in sending bulk mails (spam), host of fraudulent sites, generate a DDoS attack on a targeted website, etc..


It is quite possible that the computer that sits on your desktop part in these misdeeds!


?How to prevent my computer from becoming a zombie

The best prevention is primarily a vigilant user, especially when on the Internet. Attendance suspicious websites or downloading files is uncertain enough
to install malware in less than five minutes. Technically, other precautions are necessary:
Maintain its operating system update (eg Windows)
Use a firewall (firewall), antivirus and anti-spyware/malware solution, and maintain
Eventually adopt a URL filtering solution (check popular web addresses)
Prevention is essential. But it is already too late, how to know if ?my PC belongs to a botnet


?How do I know if my computer is a PC Zombie

When a computer is infected with spyware or malware, some suspicious activity can be detected:

The fan starts at full speed when the computer is idle
The computer takes a long time to stop
Your friends receive emails with your email address that you have not sent
Internet access is very slow

Advertising pop-ups open inadvertently, even when your web browser is closed

?How to find specific infection

Infection takes place by creating a back door (backdoor) on the system. Find backdoor that door, and you'll malware. Here's how:

Download TCPView, a free software that allows you to monitor and analyze specifically the TCP / IP system activity
Unzip the file and run it (no installation required)
The window that appears shows all network traffic between the PC and the outside world
Search Telnet and Netcat references (see screenshot below)
If these references are not your doing, get rid of in one click


TCPView
For information, Telnet is a network that can allow the creation of a session on a remote machine, and Netcat is a utility that can open network connections, transfer files, open a backdoor protocol to establish Basic a proxy server, etc..

But be careful, make sure that the process removed or disabled are not essential to the functioning of your computer
!!.

Thank you do not forget to post the topic and written comments Featured :)


Was with you MBARK TiéSTO