نتایج جستجو برای: استاندارد رمزنگاری aes

تعداد نتایج: 44513  

ژورنال: علوم و فنون نظامی 2014

     ارسال و دریافت داده‌ها در سامانه‌های دورسنجی و روش‌های اعمال شده برای کدگذاری و رمزنگاری آنها یکی از کاربردی‌ترین و پیشرفته‌ترین علوم روز دنیا است و همواره سعی می‌شود روشی موثر برای ارسال و دریافت اطلاعات ابداع گردد. کدگذاری کانال دورسنجی روشی برای پردازش داده‌های در حال ارسال از مبدا به مقصد است، به نحوی که پیام‌های مجزا طوری تولید شوند که به سادگی از یکدیگر قابل تمایز باشند. این امر باعث...

Journal: :IJCSA 2016
Alexander Uskov Adam Byerly Colleen Heinemann

The Intel® Advanced Encryption Standard (AES) New Instructions (AES-NI) were designed to implement some of the complex and performance intensive steps of the AES encryption/decryption algorithm (cipher) using hardware acceleration. This paper presents the outcomes of a research project aimed at encryption/decryption analysis of the AES cipher in ECB, CBC, OFB, CFB, and CTR modes of operation on...

Journal: :Journal of child and adolescent psychopharmacology 2009
Shauna P Reinblatt Susan DosReis John T Walkup Mark A Riddle

OBJECTIVE The aim of this study was to examine the prevalence of activation cluster adverse events (AC-AEs) in youths treated with the selective serotonin reuptake inhibitor (SSRI) fluvoxamine for anxiety and the relationship of AC-AEs to SSRI blood levels. METHODS Data from the Research Units on Pediatric Psychopharmacology (RUPP) Anxiety Study were examined for 45 youths (22 active fluvoxam...

Journal: :Academic emergency medicine : official journal of the Society for Academic Emergency Medicine 2013
John C Sakles Stephen Chiu Jarrod Mosier Corrine Walker Uwe Stolz

OBJECTIVES The goal of this study was to determine the association of first pass success with the incidence of adverse events (AEs) during emergency department (ED) intubations. METHODS This was a retrospective analysis of prospectively collected continuous quality improvement data based on orotracheal intubations performed in an academic ED over a 4-year period. Following each intubation, th...

ژورنال: :پردازش علائم و داده ها 0
زینب مهرنهاد دانشگاه یزد محمد لطیف دانشگاه یزد

در این مقاله یک ساختار جدید برای رمزنگاری تصویر با استفاده از اتوماتای سلولی برگشت­پذیر ارائه می­شود. رمزنگاری تصویر در روش پیشنهادی در سه مرحله جداگانه صورت می­گیرد. در مرحله اول تصویر بلوک­بندی می­شود و سپس مقادیر روشنایی پیکسل­ها با استفاده از اتوماتای سلولی برگشت­پذیر جایگزین می­شوند. درهم­ریزی تصویر در مرحله دوم توسط اتوماتای دیگری انجام می­شود و سپس در مرحله نهایی بلوک­های تصویر در کنار ی...

2016
Jiangan Xie Lili Zhao Shangbo Zhou Yongqun He

Vaccinations often induce various adverse events (AEs), and sometimes serious AEs (SAEs). While many vaccines are used in combination, the effects of vaccine-vaccine interactions (VVIs) on vaccine AEs are rarely studied. In this study, AE profiles induced by hepatitis A vaccine (Havrix), hepatitis B vaccine (Engerix-B), and hepatitis A and B combination vaccine (Twinrix) were studied using the ...

2013
Andrey Bogdanov Florian Mendel Francesco Regazzoni Vincent Rijmen Elmar Tischhauser

In this paper, we propose a new Authenticated Lightweight Encryption algorithm coined ALE. The basic operation of ALE is the AES round transformation and the AES-128 key schedule. ALE is an online single-pass authenticated encryption algorithm that supports optional associated data. Its security relies on using nonces. We provide an optimized low-area implementation of ALE in ASIC hardware and ...

2014
Ryan N Hansen Scott D Ramsey Deepa Lalla Anthony Masaquel Tripthi Kamath Melissa Brammer Sara A Hurvitz Sean D Sullivan

PURPOSE We sought to compare the economic impact of treatment-related adverse events (AEs) in patients with metastatic breast cancer (mBC) using taxane- or capecitabine-based treatment regimens as either first- or second-line (FL or SL) therapy in the US. METHODS We used healthcare claims data from the Truven Health Analytics MarketScan® Commercial Databases to conduct a retrospective cohort ...

Journal: :IACR Cryptology ePrint Archive 2011
Andrey Bogdanov Dmitry Khovratovich Christian Rechberger

Since Rijndael was chosen as the Advanced Encryption Standard (AES), improving upon 7-round attacks on the 128-bit key variant (out of 10 rounds) or upon 8-round attacks on the 192/256-bit key variants (out of 12/14 rounds) has been one of the most difficult challenges in the cryptanalysis of block ciphers for more than a decade. In this paper, we present the novel technique of block cipher cry...

2018
N Chantal Peltenburg Jörgen Bierau Jaap A Bakker Jolanda A Schippers Selwyn H Lowe Aimée D C Paulussen Bianca J C van den Bosch Mathie P G Leers Bettina E Hansen Annelies Verbon

The purine analogues tenofovir and abacavir are precursors of potential substrates for the enzyme Inosine 5'-triphosphate pyrophosphohydrolase (ITPase). Here, we investigated the association of ITPase activity and ITPA genotype with the occurrence of adverse events (AEs) during combination antiretroviral therapy (cART) for human immunodeficiency virus (HIV) infection. In 393 adult HIV-seroposit...

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