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Showing posts from October, 2022

Cybersecurity Center for Strategic and International Studies

The role of the government is to make regulations to force companies and organizations to protect their systems, infrastructure and information from any cyberattacks, but also to protect its own national infrastructure such as the national power-grid. A Ukrainian hacker known as Rescator broke into Target Corporation computers in 2013, stealing roughly 40 million credit cards, and then Home Depot computers in 2014, stealing between 53 and 56 million credit card numbers. Warnings were delivered at both corporations, but ignored; physical security breaches using self checkout machines are believed to have played a large role. The size of the thefts has resulted in major attention from state and Federal United States authorities and the investigation is ongoing. In 1994, over a hundred intrusions were made by unidentified crackers into the Rome Laboratory, the US Air Force's main command and research facility. Using trojan horses, hackers were able to obtain unrestricted access to R...

Crack Addicts: Life of a Crack Addict

The integration limits aiand afare the initial defect size and the final fatigue crack length. Most of the loading cycles are expended on the early stage of crack extension when the crack is small. During the late stages of fatigue crack propagation, a relatively small number of cycles is sufficient to extend the crack until failure. This is the reason why fatigue life is so sensitive to the size aiof the flaws. Consequently, limiting the size of the flaws in the material increases the fatigue life. The fatigue process is understood as crack nucleation, short-crack growth and long-crack propagation. Crack nucleation is induced by repeated plastic notch tip deformation. The CCU profile is not different from other drugs with prevalence rates being higher among men, however, in the last few years, drug reports and few studies have been suggested an increase of crack cocaine consumption among women . The main Crack For Life perceptions reported by the users were related to a feeling ...