Teachers can sign up for individual Schoology subscriptions, and pass along access codes to their students, for free.
FORBES: With Education At A Tipping Point, Schoology Scores $6 Million In Series B
Williams used her inside knowledge and access codes used for her work to gain access, often in the early hours of the morning.
The lack of security could have permitted apps on some HTC phones to tap into such information as financial account numbers and access codes.
In some cases, access codes were widely known because residents regularly gave them to guests and workers who cut lawns, killed pests, walked dogs, cleaned houses and delivered pizza.
This app allows users to access bar codes and QR codes to scan for payment or admission.
They have access to the codes, they can clean it up, add to it, and distribute it worldwide to kick some conficker ass.
Congress, however, is still blocking Britain's access to software codes which could threaten to curtail severely British industrial participation in what will be the world's biggest defence-procurement project.
If RIM did grant Saudi Arabia access to its security codes, other countries in the region would now expect the same.
But in January, the Home Secretary, Jack Straw, agreed with other EU justice ministers to consider a key-escrow policy, which would allow law enforcement agencies access to the computer codes used to scramble information.
Qualifying testers receive codes allowing them to access new apps right away.
Lal is the founder of BeFrugal.com, a two-year-old website that helps consumers save money by providing access to coupons, deals and promotional codes found online.
Wireless carriers in Italy have started going after vendors who unlock cellphones (so they can be used with a competitor's SIM card) with a vengeance, with a recent sweep resulting in 30 people being charged with such crimes as unlawful access to informatic systems and transmisson of illegal codes.
ENGADGET: Italian wireless carriers going after handset unlockers
While the bulk of LPs now come with download codes, he says, labels sometimes omit digital access for superstar releases because they think consumers will still pony up for MP3 separately.
For example, in some countries, individual social-security numbers or tax codes are now used by government agencies as unique identification numbers to control access to health care or higher education.
It may not be until more objects around us are actually "smarter, " when the Internet becomes more about things in our environment rather than caches of information that we access through special devices, that we may start to solve some of the problems QR codes are failing to address.
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