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Home/ IB ITGS/ Contents contributed and discussions participated by Chalana Perera

Contents contributed and discussions participated by Chalana Perera

Chalana Perera

Health Database Blocked Searches on 'Abortion' : NPR - 1 views

  • The world's largest database on reproductive health, POPLINE, has been blocking searches using the term "abortion"
  • discrepancy in the retrieval
  • "Eliminating this term essentially blocks access to the reports in the database and ultimately to information about abortion,"
  • ...2 more annotations...
  • Sorrough said librarians were instructed by POPLINE to use alternate terms such as "unwanted pregnancy" or "fertility control, post-conception."
  • administrators then made the decision to restrict 'abortion' as a search term," she said.
Chalana Perera

BBC News | Sci/Tech | Search engine seeks billion URLs - 0 views

  • But size is not everything and while alltheweb seemed lightning fast when I tried it, it did not appear to match the relevancy of a much smaller search engine now
  • find more of these highly rated gems and place them on the first or second page of search results, resulting in a better and more satisfying search experience."
  • the result of more than a decade of research into optimising search algorithms and architectures in a project initiated at the
  • ...1 more annotation...
  • storage subsystems, operating in parallel to distribute user queries, search the catalogue and spider the Web.
Jeff Ratliff

Lying - 48 views

  • Chalana Perera
     
    I think that lying in protection of some ones life, as Rafae stated, should only be made in the good judgement of that person themselves. Lying in small situations only shows innocence and poor judgment to make the right decisions. Most often however, lying itself is the wrong decision, only rarely can lying be considered the right thing to do, and again, if it is a life or death matter, the person themselves must decide whether they want to face reality (the truth) or fiction (the lies).

    Tanveer Mostafa wrote:
    > If it's ok to lie for the right reasons, what reasons can you think of for when it is ok to lie, or what situations have you personally been in (if any) that you have lied for the "right reason".
  • Chalana Perera
     
    In this situation, the man should be asked if he wants to hear straight away and the doctors should know and understand the immediate phycological impacts on sharing the truth straight away, and they would understand when a more appropriate time would be to prevent the man from dying in shock.

    Jeff Ratliff wrote:
    > A man and his wife are in a car wreck; the wife is killed. The man has just come out of surgery. He is in bad shape, and needs to rest. His doctor has seen patients in similar conditions suffer heart attacks when told bad news. The man asks if his wife is all right. Is it OK for the doctor to lie?
Chalana Perera

BBC NEWS | Technology | Web tool oversees Afghan election - 0 views

Chalana Perera

Facebook privacy lawsuit & child protection - 1 views

  • a Facebook account that was opened without the knowledge or consent of his parents."
    • Chalana Perera
       
      SOCIAL --> Control & Privacy/Anonymity
  • the minor's medical information may have been stored
    • Chalana Perera
       
      IT SYSTEMS --> Comm. Systems/ SOCIAL --> Privacy & Control
  • Facebook makes reasonable efforts to remove accounts of children where there is evidence they are under 13,
    • Chalana Perera
       
      SOCIAL --> Equality
  • ...3 more annotations...
  • of an 11-year-old child because he disclosed that he had swine flu
    • Chalana Perera
       
      IMPACT --> Health / SOCIAL --> Privacy & Anonymity
  • Like all reputable social networking sites, Facebook complies with the Children's Online Privacy Protection Act (COPPA) by not allowing children under 13 to have accounts (COPPA does make provisions for accounts for children under 13 but imposes certain conditions including parental consent). The only way for this young man to obtain a Facebook account would be to lie about his date of birth.
    • Chalana Perera
       
      SOCIAL --> Policies
  • Once on Facebook, anything a person posts can, by default, be seen only by his friends or people in his network. If Xavier's profile was available to additional people, it was because he changed his default privacy settings.
    • Chalana Perera
       
      SOCIAL --.> Privacy & Control
Chalana Perera

Exploiting Browser Information & Privacy - 0 views

  • easy it was to exploit security loopholes
    • Chalana Perera
       
      Easy exploitation leads to a lot of negative consequences and areas of impact include all sorts of education online, banking and financial reserves, businesses and mainstream market affairs, governmental and nongovernmental work and damage to personal information and biological/health data. This also harms intellectual property and ideas can be stolen online far easier than usual... reliability & security....
  • redirect traffic
    • Chalana Perera
       
      Redirecting internet connection or regular user traffic could lead to a backlog of information on the web and a loss of personal details and this again as huge areas of impact including security, reliability and extended impact on finances and personal details & anonymity....this also affects systems in the social context with networks being hacked and codes and enscriptions being changed..
  • access and steal any information exchanged
    • Chalana Perera
       
      Stealing information can also connect to software and the usage/creation tools of software and other application....communication systems are also greatly affected such as wire tapping systems
Chalana Perera

West Africa looses and regains internet connection - 0 views

  • A cable fault that caused a major blackout
  • causing severe problems for its banking sector, government and mobile phone networks.
  • Services were severely disrupted or knocked out in Togo, Niger and Benin.
  • ...4 more annotations...
  • Countries had to either reroute traffic overland or use expensive satellite links to maintain connectivity.
  • Nigeria was particularly badly hit because around 70% of its bandwidth is routed through neighbouring Benin.
  • SAT-3 cable lands in eight West African countries as it winds its way between Europe and South Africa.
  • by Suburban Telecom, was set up to bypass Nigeria's principal telecoms operator Nitel which runs the SAT-3 branch cable which lands in Nigeria.
Chalana Perera

Large-scale Credit Card Fraud - 0 views

  • identity theft
    • Chalana Perera
       
      SOCIAL --> Privacy, Control & Security
  • internet and telephone transactions
    • Chalana Perera
       
      concerns/impacts networking systems but also social issues regarding privacy, loss of information and security & anonymity.
  • payment systems of retailers, including the 7-Eleven chain.
  • ...7 more annotations...
  • This is a fairly common way that fraudsters try to gain access to consumers' card details.
  • Once they find a weakness, they insert a specially designed code into the network that allows them to access card details.
  • "a pretty standard way" for fraudsters to try to access personal data.
  • any victim of fraud would "always be refunded in full".
  • corporate victims included Heartland Payment Systems - a card payment processor - convenience store 7-Eleven and Hannaford Brothers, a supermarket chain, t
  • ckers, is already in custody on separate charges of hacking into the computer systems
  • that online, telephone and mail order fraud were on the increase, along with fraud committed abroad
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