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Moving Target Defense techniques have been proposed to increase uncertainty and apparent complexity for attackers. When more than one Moving Target Defense techniques are effective to limit opportunities of an attack, it is required to compare these techniques and select the best defense choice. In this paper, we propose a three-layer model to evaluate and(More)
White hats are making significant contributions to cybersecurity by submitting vulnerability discovery reports to public vulnerability disclosure programs and company-initiated vulnerability reward programs. In this paper, we study white hat behaviors by analyzing a 3.5-year dataset which documents the contributions of 3254 white hats and their submitted(More)
In recent years, many organizations have established bounty programs that attract white hat hackers who contribute vulnerability reports of web systems. In this paper, we collect publicly available data of two representative web vulnerability discovery ecosystems (Wooyun and HackerOne) and study their characteristics, trajectory, and impact. We find that(More)
Hyponatremia, defined as a nonartifactual serum sodium level <135 mmol/L, is the most common fluid and electrolyte abnormality in clinical practice. Traditional managements (fluid restriction, hypertonic saline and loop diuretics, etc.) are difficult to maintain or ineffective. Recently, vasopressin receptor antagonists (VRAs) have shown promise for the(More)
To conduct a meta-analysis of clinical trials that examined the effect of music-supported therapy on stroke-induced motor dysfunction, comprehensive literature searches of PubMed, Embase and the Cochrane Library from their inception to April 2016 were performed. A total of 10 studies (13 analyses, 358 subjects) were included; all had acceptable quality(More)