نتایج جستجو برای: رمزنگار aes

تعداد نتایج: 8783  

2012
Cyril Roscian Florian Praden Jean-Max Dutertre Jacques Fournier Assia Tria

The AES is a standard encryption algorithm used in numerous cryptographic systems like smart cards, TPMs as well as in protocols like WPA2 or OpenSSL. Measuring the robustness of AES implementations against physical attacks is of utmost import-ance in order to guarantee the security of the system into which the AES is used. In this article, we describe how a hardware AES, embedding countermeasu...

Journal: :The American journal of tropical medicine and hygiene 2017
Jeromie Wesley Vivian Thangaraj Mahima Mittal Valsan Philip Verghese C P Girish Kumar Winsley Rose R Sabarinathan Ashok Kumar Pandey Nivedita Gupta Manoj Murhekar

Seasonal outbreaks of acute encephalitis syndrome (AES) with high mortality occur every year in Gorakhpur region of Uttar Pradesh, India. Earlier studies indicated the role of scrub typhus as the important etiology of AES in the region. AES cases were hospitalized late in the course of their illness. We established surveillance for acute febrile illness (AFI) (fever ≥ 4 days duration) in periph...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه محقق اردبیلی - دانشکده کامپیوتر و فناوری اطلاعات 1393

چکیده: حمله مکعبی کانال جانبی یک نوع حمله جبری کانال جانبی است که دارای دو جنبه ی تئوریک و عملی می باشد. حمله مکعبی کانال جانبی بر روی الگوریتم های سبک وزن بلوکی بعنوان یک حمله ی بسیار قدرتمند شناخته می شود. اما در مقابل الگوریتم های استاندارد بلوکی مثل aes، این حمله دارای پیچیدگی داده ای بسیار بالایی است. در این رساله، یک چارچوب کلی و کارا برای حمله مکعبی کانال جانبی به منظور عملیاتی سازی آن ...

Journal: :IACR Cryptology ePrint Archive 2010
Yang Li Shigeto Gomisawa Kazuo Sakiyama Kazuo Ohta

Differential Fault Analysis against AES has been actively studied these years. Based on similar assumptions of the fault injection, different DFA attacks against AES have been proposed. However, it is difficult to understand how different attack results are obtained for the same fault injection. It is also difficult to understand the relationship between similar assumptions of fault injection a...

1998
Nelson H. F. Beebe

abelian [326, 408, 91, 337]. Abstract [117]. Accelerated [512]. Accelerating [398]. Achieve [477]. Acoustic [525]. Adaptive [241, 390, 471]. Adaptively [523, 390]. Adic [130]. Advance [279]. Adversarial [458]. Adversaries [353, 345, 357, 403, 450, 472, 501, 236]. Adversary [173]. AES [373, 474, 346, 459]. AES-192 [474]. AES-256 [474]. AES-like [459]. after [76]. Against [353, 480, 520, 348, 500...

Kooroush Manochehri Sahar Darvish Motevali

One of the major cipher symmetric algorithms is AES. Its main feature is to use S-BOX step, which is the only non-linear part of this standard possessing fixed structure. During the previous studies, it was shown that AES standard security was increased by changing the design concepts of S-BOX and production of dynamic S-BOX. In this paper, a change of AES standard security is studied by produc...

وسایل با منابع محدود حافظه، توان و انرژی، مانند حس‌گرهای بی­سیم شبکه و RFID-ها دارای نیازمندی­های امنیتی هستند که  پیاده­سازی الگوریتم­های رمزنگاری به‌صورت معمول روی این وسایل مناسب نبوده و منجر به مصرف زیاد منابع می‌شود. یک راه حل، طراحی الگوریتم­های جدید رمز سبک­وزن است که اغلب این الگوریتم­ها نسبت به الگوریتم­های استاندارد دارای سطح امنیتی پایین­تری هستند. راه حل دوم پیاده­سازی الگوریتم­های ...

2011
Peter Joseph Jongen Christian Sindic Evert Sanders Stanley Hawkins Wim Linssen Erik van Munster Stephan Frequin George Borm

BACKGROUND Due to methodological shortcomings the available post-registration data on the adverse events (AEs) occurring in interferon beta-1a (INFb-1a)-treated patients fail to adequately validate phase III data and only partially inform on safety in daily practice. We assessed AEs in relapsing remitting multiple sclerosis (RRMS) patients treated with intramuscular (IM) INFb-1a in daily practi...

Journal: :BMC Health Services Research 2009
Lilian HF Hoonhout Martine C de Bruijne Cordula Wagner Marieke Zegers Roelof Waaijman Peter Spreeuwenberg Henk Asscheman Gerrit van der Wal Maurits W van Tulder

BACKGROUND Up to now, costs attributable to adverse events (AEs) and preventable AEs in the Netherlands were unknown. We assessed the total direct medical costs associated with AEs and preventable AEs in Dutch hospitals to gain insight in opportunities for cost savings. METHODS Trained nurses and physicians retrospectively reviewed 7,926 patient records in 21 hospitals. Additional patient inf...

2017
Michael Horowitz Vanita R Aroda Jenny Han Elise Hardy Chris K Rayner

AIMS To characterize gastrointestinal adverse events (AEs) with different glucagon-like peptide-1 receptor agonists (GLP-1RAs). METHODS Two retrospective intention-to-treat analyses of 6-month patient-level data were conducted. Data from three studies comparing exenatide once weekly (n = 617) with exenatide twice daily (n = 606) were pooled, and one (DURATION-6) comparing exenatide once weekl...

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