نتایج جستجو برای: leakage

تعداد نتایج: 30774  

2000
David T. Tingey Ronald S. Waschmann Donald L. Phillips David M. Olszyk

In plant chamber studies, if CO2 leaking from a chamber is not quantified, it can lead to an overestimate of assimilation rates and an underestimate of respiration rates; consequently, it is critical that CO2 leakage be determined. Sulfur hexafluoride (SF6) was introduced into the chambers as a tracer gas to estimate leakage rates. Chamber leakage constants were determined by measuring the rate...

Journal: :IACR Cryptology ePrint Archive 2016
Wei Yang Yuchen Cao Ke Ma Hailong Zhang Yongbin Zhou Baofeng Li

Evaluating the side-channel attacks (SCAs) resilience of a crypto device is important and necessary. The SCAs-secure evaluation criteria includes the information theoretic metric and the security metric. The former metric measures the leakage amount of a crypto device. It should be independent with the evaluator. However, the current metrics, e.g. mutual information (MI), conditional entropy an...

2012
Sebastian Faust Krzysztof Pietrzak Joachim Schipper

Leakage resilient cryptography attempts to incorporate sidechannel leakage into the black-box security model and designs cryptographic schemes that are provably secure within it. Informally, a scheme is leakage-resilient if it remains secure even if an adversary learns a bounded amount of arbitrary information about the schemes internal state. Unfortunately, most leakage resilient schemes are u...

2014
Deepa Priya

Home Fires have taken a growing toll in lives and property in recent years. LPG is highly inflammable and can burn even at some distance from the source of leakage. Most fire accidents are caused because of a poor-quality rubber tube or when the regulator is not turned off. The supply of gas from the regulator to the burner is on even after the regulator is switched off. By accident, if the kno...

Background and Aim: Several surgical techniques have been so far used for treating Cerebrospinal Fluid (CSF) leakage (rhinorrhea) such as using abdominal fat or fascia lata, but these methods have complications such as the presence of several surgeons in variable fields in the operating room or cosmetic complications for donors such as the surgical scar. This study aimed to investigate using bu...

Alizadeh-Navaei, Reza, Alvandipour, Mina, Ghaheri, Abbas, Hedayatizadeh-Omran, Akbar,

Background and purpose: Colorectal resection is used for various diseases and leakage in an anastomosis is one of its complications. Some studies confirmed the predictive effects of C-reactive protein (CRP) and procalcitonin markers leakage in anastomosis. This study aimed to investigate the prognostic value of CRP and procalcitonin in predicting anastomotic leakage in elective colorectal surge...

Journal: :IACR Cryptology ePrint Archive 2016
Farzaneh Abed Francesco Berti Stefan Lucks

Leakage-resilient cryptography is about security in the presence of leakage from side-channels. In this paper, we present several issues of the RCB block cipher mode. Agrawal et al [2] proposed recently RCB as a leakage-resilient authenticated encryption (AE) scheme. Our main result is that RCB fails to provide authenticity, even in the absence of leakage.

2015
Atif Ahmad Heidi Tscherning Rachelle Bosua Rens Scheepers

A critical objective of knowledge-intensive organizations is to prevent erosion of their competitive knowledge base through leakage. Our review of the literature highlights the need for a more refined conceptualization of perceived leakage risk. We propose a Knowledge Leakage Mitigation (KLM) model to explain the incongruity between perceived high-risk of leakage and lack of protective actions....

Kasraie, Shahin, Masoum, Tahereh, Nafarie, Maryam,

An in vitro study of wet-bonding fissure sealant micro-leakage (Embrace) Dr. T. Masoum *- Dr. SH. Kasraie ** - Dr. M. Nafarie *** *Assistant Professor of Pedodontics Dept., Faculty of Dentistry, Hamedan University of Medical Sciences. **Assistant Professor of Operative Dentistry Dept., Faculty of Dentistry, Hamedan University of Medical Sciences. *** Dentist. Abstract Background and Aim: It has...

2008
Lijian YANG Guoguang ZHANG Gang LIU Songwei GAO

On pipeline magnetic flux leakage (MFL) inspection, welds and debris are present in all pipelines and cause lift-off of the sensors and/or the magnetizer of the magnetic flux leakage inspection tool, and have the potential to affect the acquired magnetic flux leakage data. By adopting ANSYS software to simulate the effect of lift-off on the MFL signal. The results of this research indicate that...

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