Results 71 to 80 of about 28,334 (305)

A family of trapdoor ciphers [PDF]

open access: yes, 1997
This paper presents several methods to construct trapdoor block ciphers. A trapdoor cipher contains some hidden structure; knowledge of this structure allows an attacker to obtain information on the key or to decrypt certain ciphertexts. Without this trapdoor information the block cipher seems to be secure.
Rijmen, Vincent, Preneel, Bart
openaire   +3 more sources

Identifying Patterns of Hospitalizations Among Childhood Cancer Survivors: A Population‐Based Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Childhood cancer survivors (CCSs) experience more hospitalizations than the general population. We aimed to identify distinct hospitalization patterns among Queensland CCSs and the associated characteristics. Methods Cases (aged ≤14 years) diagnosed between 1995 and 2019 while residents of Queensland were identified through the ...
Hai Pham   +7 more
wiley   +1 more source

An encryption algorithm using a generalization of the Markovski algorithm and T-quasigroups

open access: yesActa et Commentationes: Ştiinţe Exacte şi ale Naturii
Here is a more detailed description of the algorithm proposed in [1]. This algorithm simultaneously uses two cryptographic procedures: encryption using a generalization of the Markovski algorithm [2] and encryption using a system of orthogonal ...
Nadezhda Malyutina, Victor Shcherbacov
doaj   +1 more source

Data Security of Encrypted Data Using Hash-Based Message Authentication Code (HMAC) and T9-Based Data Conversion

open access: yesPUP Journal of Science and Technology, 2018
The researcher has recently been working on the authenticity of information particularly with the use of cryptographic hash functions such as MD5 and Secure Hash Algorithm (SHA).
Francis G. Balazon
doaj   +1 more source

Perancangan Perangkat Lunak Kriptografi Menggunakan Gronsfeld Cipher, Vernam Cipher dan Ron Code 4 Stream Cipher [PDF]

open access: yes, 2019
The process of sending data is done as the internet media, and other media. Basically the data transmission without any security to the content of the data sent, so that when the tapping on the flow of the delivery of data that can be intercepted ...
I Dewa Ayu Eka Yuliani, Ade Lita Noviani,
core   +1 more source

Abatacept for Prophylaxis of Acute and Chronic Graft‐Versus‐Host‐Disease in Children Undergoing Allogeneic Hematopoietic Stem Cell Transplantation—A Systematic Review and Meta‐Analysis of Cohort Studies

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Graft‐versus‐host disease (GvHD) remains one of the most significant complications of hematopoietic stem cell transplantation (HSCT). Abatacept, a selective T‐cell costimulation modulator, is a relatively novel prophylactic agent, though pediatric data remain limited.
Matthijs D. Kruizinga   +3 more
wiley   +1 more source

Implementing Knowledge Translation Strategies in Funded Research in Canada and Australia: A Case Study

open access: yesTechnology Innovation Management Review, 2016
There is an emerging literature describing the use of knowledge translation strategies to increase the relevance and usability of research, yet there are few real-world examples of how this works in practice. This case study reports on the steps taken to
Gabriel Moore   +5 more
doaj  

Security evaluation of Rakaposhi Stream Cipher [PDF]

open access: yes, 2012
Rakaposhi is a synchronous stream cipher, which uses three main components: a non-linear feedback shift register (NLFSR), a dynamic linear feedback shift register (DLFSR) and a non-linear filtering function (NLF).
Mohammad Ali Orumiehchiha   +7 more
core   +2 more sources

Bone and Soft Tissue Neoplasms in Infants Versus Older Children: A Report From the Cancer in Young People in Canada Program

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background and Aims Infant bone and soft tissue neoplasms present distinct clinical challenges and lack large‐scale data to inform treatment decisions. This study aims to characterize bone and soft tissue neoplasms in infants in Canada and to compare their outcomes with those of older pediatric patients.
Samuel Sassine   +21 more
wiley   +1 more source

On construction of perfect ciphers

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2014
K. Shannon in the 40s of the 20th century introduced the concept of a perfect cipher, which provides the best protection of plaintexts. Perfect secrecy means that cryptanalyst can obtain no information about the plaintext by observing the ciphertext.
Sergey M Ratseev
doaj   +1 more source

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