Unicef comes under attack for Big Mac funding deal

Population-based health funding under attack.

A 'static, outdated and in-flexible' population-based funding formula for public health is putting huge pressure on well-run and well-equipped hospitals in the Western Cape, KwaZulu-Natal and Gauteng as people from other provinces migrate there in their tens of thousands to seek a better life. The frustrated heads of health in these top-performing three provinces would much prefer a formula tha...

Improving the Big Mac Attack on Elliptic Curve Cryptography

At CHES 2001, Walter introduced the Big Mac attack against an implementation of rsa. It is an horizontal collision attack, based on the detection of common operands in two multiplications. The attack is very powerful since one single power trace of an exponentiation permits to recover all bits of the secret exponent. Moreover, the attack works with unknown or blinded input. The technique was la...

Big Deal - good deal? Or is there a better deal?

Analysis of the WSN MAC Protocols under Jamming DoS Attack

Wireless Sensor Network (WSN) is a wireless network consisting of small nodes with sensing, computation, and wireless communications capabilities. The design of wireless sensor networks depends of many factors, such as transmission errors, network topology and power consumption. Many routing protocols, protocols for data transmission, are specifically designed for wireless sensor networks where...

Evaluating big deal journal bundles.

Large commercial publishers sell bundled online subscriptions to their entire list of academic journals at prices significantly lower than the sum of their á la carte prices. Bundle prices differ drastically between institutions, but they are not publicly posted. The data that we have collected enable us to compare the bundle prices charged by commercial publishers with those of nonprofit socie...