Results 41 to 50 of about 599,267 (255)

Digital signature [PDF]

open access: yes, 2008
Digitálního podpisu, které je námětem této semestrální práce, je v současnosti velmi aktuální. Se stále vzrůstajícími možnostmi internetu a vidinou snižující se četnosti používání papírové dokumentace bylo nutné vyvinout metodu podepisování ...
Vaverka, Aleš
core  

Automated Inference of Past Action Instances in Digital Investigations

open access: yes, 2014
As the amount of digital devices suspected of containing digital evidence increases, case backlogs for digital investigations are also increasing in many organizations.
Gladyshev, Pavel, James, Joshua I.
core   +1 more source

Exploiting metabolic adaptations to overcome dabrafenib treatment resistance in melanoma cells

open access: yesMolecular Oncology, EarlyView.
We show that dabrafenib‐resistant melanoma cells undergo mitochondrial remodeling, leading to elevated respiration and ROS production balanced by stronger antioxidant defenses. This altered redox state promotes survival despite mitochondrial damage but renders resistant cells highly vulnerable to ROS‐inducing compounds such as PEITC, highlighting redox
Silvia Eller   +17 more
wiley   +1 more source

A Forward-Secure Digital Signature Based on Elliptic Curve

open access: yesDianxin kexue, 2015
The forward-secure digital signature is an important digital signature scheme.It requires that even if the attackers have already been given a signature key by invading a system in t time,it still can’t forge signatures before time t.In other words,the ...
Huiyan Chen   +4 more
doaj   +2 more sources

Legal issues and technical aspects on mechanism of digital signature in Malaysia [PDF]

open access: yes, 2006
The Digital Signature Act 1997 (Act 562 (hereinafter called “the Act”) came into force since 1 October 1998 to regulate the use of digital signature and to provide for matters connected therewith in Malaysia.
Goh, Choon Yih, Tay, Eng Siang
core  

RIPK4 function interferes with melanoma cell adhesion and metastasis

open access: yesMolecular Oncology, EarlyView.
RIPK4 promotes melanoma growth and spread. RIPK4 levels increase as skin lesions progress to melanoma. CRISPR/Cas9‐mediated deletion of RIPK4 causes melanoma cells to form less compact spheroids, reduces their migratory and invasive abilities and limits tumour growth and dissemination in mouse models.
Norbert Wronski   +9 more
wiley   +1 more source

Beyond description: in search of disciplinary digital capabilities through signature pedagogies

open access: yesResearch in Learning Technology, 2020
The development of digital capabilities has received significant attention in higher education (HE) in recent years, with various attempts made to develop digital frameworks to support curriculum design.
Tünde Varga-Atkins
doaj   +1 more source

Ideal Lattice Based Justifiable Secure Digital Signature Scheme [PDF]

open access: yesJisuanji gongcheng, 2017
In order to guarantee the security of signature scheme under quantum attack,most of the existing lattice-based signature schemes are based on the difficulty hypothesis under general lattice rather than ideal lattice,and it caused lower efficiency of ...
FENG Chaoyi,ZHAO Yiming
doaj   +1 more source

Cryptanalysis of a One-Time Code-Based Digital Signature Scheme

open access: yes, 2019
We consider a one-time digital signature scheme recently proposed by Persichetti and show that a successful key recovery attack can be mounted with limited complexity.
Baldi, Marco   +2 more
core   +1 more source

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

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