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Internet/Network Security/Expert Profile
Expertise
I understand the principles and the application of Network managament, from the OSI schema to mechanisms of detection, intrusion, security issues and vulnerabilities, how-to-attack and defend from crackers. I always look to be updated with the latest security holes. I also know OS like Windows 2k, 2k3, Linux, HP-UX and Solaris as best as other platforms.
Past/Present Clients
General Motors, VIVO, Petrobras, OptiGlobe, Brazil Telecom, Hewlett-Packard.
Average Ratings
Recent Reviews from Users
K = Knowledgeability C = Clarity of Response P = Politeness| User | Date | K | C | P | Comments |
|---|---|---|---|---|---|
| Cameron | 02/26/11 | 10 | 10 | 10 | |
| Alanis | 02/09/11 | 10 | 10 | 10 | |
| Alok | 01/30/11 | 8 | 10 | 10 | Thank u so much sir. And the ..... |
| George | 01/04/11 | 10 | 10 | 10 | Very quick and eager to answer and ..... |
| Adam | 12/15/09 | 10 | 10 | 10 | thank you |
Recent Answers from Denis Mello
2011-02-19 OUT OF DATE 2:
Why do I need Java? There are lots of applications and websites that won't work unless you have Java installed. WHat Java does? As a application platform it allows you to develop applications (learning
2011-02-14 OUT OF DATE:
Hi Cameron. Sorry for the delay. The answer is the worst possible: it depends on your needs. Why? First of all, what is Java? Java is a programming language and it is a core component of Sun Microsystems'
2011-02-08 WebFiiltering:
Hi Alanis. One of the greatest I know is OpenDNS. It is used by many sites and it offers a management page to control the reports and what needs to be blocked. It is suitable for static IP address, not
2011-01-26 Cryptography Implementation..?:
Mr. Alok. First of all, I'm really sorry for the delay. I had some problems that I had to settle before dropping this message to you. I'm almost sure that you have more experience and knowledge in cryptography
2011-01-12 Man In The Middle Attack:
Hi Luca. Sorry for the delay. If you think you may face man-in-the-middle attacks, so they are helpful, because not only these programs but also data sent via browser is prone to this attack. Remember
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