Yeah Boy! Yah Suck! Friday…

December 4, 2009 · Posted in Life Happens, Random Stuff, Yeah Boy! Yah Suck! · Comment 

Missed last Friday’s Yeah Boy, Yeah Suck ‘coz of the holidays and today I’ve been fighting the network gremlins all morning and a little out of sorts right now and playing catch-up… Yes that cheese to go with my whine sounds good just about now…

Anyway…

This week’s Yeah Boy! (should have been last week, but who’s tracking?)…

Efren Peñaflorida and the rest of the 10 CNN 2009 Heroes. Their stories are simply the true silver lining in the dark clouds that has been laying over our dear planet. Efren Peñaflorida was named the CNN Hero of the Year, but even though I am truly proud of this man from my home country, I can easily say that any of the other 9 folks recognized in this event are equally deserving.

My hat’s off to these heroes: http://www.cnn.com/SPECIALS/cnn.heroes/archive09/index.html

What else is there to say but YEAH BOY!!!

This week’s Yah Suck, well there are so many choices: Read more

Thursday Geek Mail – Stuff in my e-mail that may be worth sharing

Why Small Businesses Quit Advertising Online
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
When I was focused 100% on online advertising, the rate of advertiser churn was perhaps the biggest challenge of the business.

Customers buying cheap ad packages were extremely happy and loyal (well over 90% retention).  They got a great value and bought a product that they understood.

But as the advertising become more sophisticated and expensive, advertiser churn became a major drag.
Read more

CISSP Exam Note (Domain 2: Telecommunications and Networking Security) – Common Back-up Problems

December 3, 2009 · Posted in Information Security, Information Systems · Comment 

Common Backup Problems

  • Slow transfer of data to back-up
    • Retrieval time to restore
    • Off-hour processing and monitoring
  • Server disk space expands over time
  • Loss of data between last back-up
  • Physical security of tapes Read more

DARPA and the Red Balloons

December 2, 2009 · Posted in Internet Marketing, Life Happens, Random Stuff, The Internet · Comment 

A little something-something to tickle the fancy of  social media geeks out there. If you have not heard of Defense Advanced Research Projects Agency (DARPA), they are the central research and development organization for the United States Department of Defense and are essentially the key organization responsible for creating the Internet, and no, Al Gore was not the head of DARPA 40 years ago when the concept of digital inter-connectivity was being developed ;-) … And yes, it is the same the “Intranetsh” George Dubya Bush likes to quote…  :-D

QUICK UPDATE: MIT STUDENTS WIN THE COMPETITION (http://www.upi.com/Odd_News/2009/12/06/MIT-students-win-military-balloon-hunt/UPI-82141260114716/)

Read more

Bum-A-Post Wednesday: How to Fix a Computer or PC that is Not Booting/Starting Up? How Can I Fix my PC Without Having a Boot CD? Where Can I Get a Boot CD for Windows?

By: Tom Parks

How to Fix a Computer or PC that is Not Booting Up? How Can I Fix my PC Without Having a Boot CD? What Should I Do if I Don’t Have a Boot Disc? Where Can I Get a Boot CD for Windows?

One of my friend’s computer had numerous problems. He used to ignore all the error messages he gets in his Windows XP and continued to work with it, until the day it became dead.

And he asked me how he could revive it, because he was not even able to start his computer and didn’t know where his boot CD was. Read more

CISSP Exam Note (Domain 2: Telecommunications and Networking Security) – Back-up Methodologies

December 2, 2009 · Posted in Information Security, Information Systems · Comment 

In information technology, a backup or the process of backing up refer to making copies of data so that these additional copies may be used to restore the original after a data loss event. These additional copies are typically called “backups.” The verb is back up in two words, whereas the noun is backup (often used like an adjective in compound nouns).

Backups are useful primarily for two purposes. The first is to restore a state following a disaster (called disaster recovery). The second is to restore small numbers of files after they have been accidentally deleted or corrupted. Data loss is also very common. 66% of internet users have suffered from serious data loss. Read more

Increasing Online Sales through Affiliate Marketing

One of the most tried, trusted, and beneficial ways of increasing online sales through marketing and advertising is affiliate marketing. This is basically a revenue share sort of system, where an affiliate is given a form of commission from a merchant, based on how many sales the affiliate has generated through advertising on his or her site. Affiliate marketing began just four years after the world-wide web was launched, and many successful e-commerce sites owe much to this simple yet effective method. Read more

CISSP Exam Note (Domain 2: Telecommunications and Networking Security) – Availability Concepts / Fault Tolerance

December 1, 2009 · Posted in Information Security, Information Systems · Comment 

Availability means that the information, the computing systems used to process the information, and the security controls used to protect the information are all available and functioning correctly when the information is needed. The opposite of availability is the lack thereof, one example of this is a common attack known as a denial of service (DoS) attack.

For example: In 2000 Amazon, CNN, eBay, and Yahoo! were victims of a DoS attack.

Yahoo Attacked. No one knows what happened except that it was inaccesable for more than 3 hours. It was also known that the attack was co-ordinated and hence the standard firewall algorithms failed to figure out what was happening.

Source: http://en.wikipedia.org/wiki/Information_assurance

Fault Tolerance is the ability of a system to respond gracefully to an unexpected hardware or software failure. There are many levels of fault tolerance, the lowest being the ability to continue operation in the event of a power failure. Many fault-tolerant computer systems mirror all operations — that is, every operation is performed on two or more duplicate systems, so if one fails the other can take over. Source: http://www.webopedia.com/term/f/fault_tolerance.html Read more

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  • RSS From the National Vulnerability Database

    • CVE-2012-1090 (linux_kernel) May 16, 2012
      The cifs_lookup function in fs/cifs/dir.c in the Linux kernel before 3.2.10 allows local users to cause a denial of service (OOPS) via attempted access to a special file, as demonstrated by a FIFO. […]
      nvd@nist.gov
    • CVE-2012-2123 (linux_kernel) May 16, 2012
      The cap_bprm_set_creds function in security/commoncap.c in the Linux kernel before 3.3.3 does not properly handle the use of file system capabilities (aka fcaps) for implementing a privileged executable file, which allows local users to bypass intended personality restrictions via a crafted application, as demonstrated by an attack that uses a parent process […]
      nvd@nist.gov
    • CVE-2012-0044 (linux_kernel) May 16, 2012
      Integer overflow in the drm_mode_dirtyfb_ioctl function in drivers/gpu/drm/drm_crtc.c in the Direct Rendering Manager (DRM) subsystem in the Linux kernel before 3.1.5 allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted ioctl call. […]
      nvd@nist.gov
    • CVE-2012-2121 (linux_kernel) May 16, 2012
      The KVM implementation in the Linux kernel before 3.3.4 does not properly manage the relationships between memory slots and the iommu, which allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS to conduct hotunplug and hotplug operations on devices. […]
      nvd@nist.gov
    • CVE-2012-0207 (linux_kernel) May 16, 2012
      The igmp_heard_query function in net/ipv4/igmp.c in the Linux kernel before 3.2.1 allows remote attackers to cause a denial of service (divide-by-zero error and panic) via IGMP packets. […]
      nvd@nist.gov
    • CVE-2012-1601 (linux_kernel) May 16, 2012
      The KVM implementation in the Linux kernel before 3.3.6 allows host OS users to cause a denial of service (NULL pointer dereference and host OS crash) by making a KVM_CREATE_IRQCHIP ioctl call after a virtual CPU already exists. […]
      nvd@nist.gov
    • CVE-2011-4621 (linux_kernel) May 16, 2012
      The Linux kernel before 2.6.37 does not properly implement a certain clock-update optimization, which allows local users to cause a denial of service (system hang) via an application that executes code in a loop. […]
      nvd@nist.gov
    • CVE-2012-1179 (linux_kernel) May 16, 2012
      The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS, related to the pmd_none_or_clear_bad function and page faults for huge pages. […]
      nvd@nist.gov
    • CVE-2012-0879 (linux_kernel) May 16, 2012
      The I/O implementation for block devices in the Linux kernel before 2.6.33 does not properly handle the CLONE_IO feature, which allows local users to cause a denial of service (I/O instability) by starting multiple processes that share an I/O context. […]
      nvd@nist.gov
    • CVE-2012-1146 (linux_kernel) May 16, 2012
      The mem_cgroup_usage_unregister_event function in mm/memcontrol.c in the Linux kernel before 3.2.10 does not properly handle multiple events that are attached to the same eventfd, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by registering memory threshold events. […]
      nvd@nist.gov
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