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sexta-feira, 23 de fevereiro de 2018

Starlink, the new crazy project of Elon Musk

SpaceX has put into orbit the first two satellites in a constellation of 4,425 satellites to bring broadband anywhere in the world. But he will face competition from OneWeb, his other champion of the sector.


Code Names: Tintin A and Tintin B. SpaceX on Thursday, February 22, launched the first two test satellites of Starlink, its satellite constellation project designed to connect the world to broadband. Launched in 2015 by Elon Musk, the project bears the mark, of its initiator: it plans to put into orbit 4,425 satellites at altitudes between 1,100 and 1,325 km, to definitively eliminate the digital divise in the world. By 2024, the constellation could even reach 12,000 satellites, including 7,500 in a much lower orbit (340km), according to SpaceX. A monumental figure: the largest constellation is currently that of the California start-up Planet, with just under 200 satellites in orbit.

What will Tintin A and Tintin B do? The mission of these satellites is, first of all, to validate the technologies developed by SpaceX on its Seattle site, opened in 2015 to work on the Starlink project. The two precursor satellites must thus communicate regularly with three ground stations in the United States, to verify the reliability of the links. According to Elon Musk, these test devices must fly over Los Angeles on Friday 23 February in the morning. "Tintin A and Tintin B will try to send the message" Hello world "when they go near LA, tweeted the founder of SpaceX yesterday, do not tell anyone, but the Wifi password is" Martian "." Elon Musk fans are still debating whether this tweet was a joke or not. One thing is certain: my used frequencies appear incompatible with those of terminals equipped with Wifi.
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terça-feira, 13 de fevereiro de 2018

Switch, PS4 Pro, Xbox One X: does console war really benefit everyone?

The Nintendo console has achieved a record launch in 2017. PlayStation claims to have fulfilled its end-of-year goals while Microsoft wants to capitalize on its Xbox One X.

And in the end everyone wins? Despite a highly competitive sector, the video game market looks good in France. State of play after the crucial Christmas period, which often accounts for half of the annual turnover.

Playstation wants to capitalize on its number 1 spot in the world. 5.9 million consoles sold at the end of the year, bringing the number of sales to nearly 74 million consoles sold since the launch of the console. "We are largely in our objectives" details Richard Brunois, marketing director Playstation France, "...especially since the PS4 Pro represents about 25% of sales since its release, which is above what we had originally imagined."


 Xbox wants to capitalize on its One X

"The Xbox One X console is the most powerful on the market" they found their audience? To listen to Hugues Ouvrard, director of Xbox France, everything is fine for Microsoft as the company no longer reports the sales figures of its consoles. "Our hardware revenue grew by 14% and our gaming revenue by 8% in the end of the year quarter." The Redmond firm highlights the 4 million players on Xbox at PUGB (PlayerUnknown's Battlegrounds), "the biggest exclusivity on the video game market".


Nintendo breaks records with Switch

"Here we go" for Nintendo. Like his moustached plumber, Mario, the Japanese video game giant can have it's prize. Nearly one million Switch consoles were sold in France in 2017 (911,000 specifically). "This is the best launch for a console in France" enthuses Philippe Lavoue, general manager of Nintendo France. The Switch performs much better than the Wii (703,000 units) and the PS4 (650,000 units) in the year of their launch. Nintendo exceeds its targets in France by 800,000 consoles sold in 2017. In early December, Nintendo had sold 10 million switches in the world. The Kyoto giant is targeting 100 million switches sold over the lifetime of the console. In Japan, the Kyoto giant has sold 3.3 million copies. In the United States, it's even better with broken records for 4.4 million sales. Nintendo has revised its objectives upwards: the group expects an annual net profit of 85 billion yen (630 million euros).

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Cedexis, specialized in accelerating the web access was again sold

The big french revelation that made web access easier to big corporations was just bought by the American software publisher Citrix.



The cloud, online services, websites, Netflix and Amazon, they all have one thing in common. They depend on connections that route the data between the user and the business site. If the consumer has to wait too long, he may zap and leave the site. The speed in the web access has become crucial to streamline online services, an increasingly difficult task to fulfill as the explosion of the amount of data circulating on the internet causes traffic jams. Smelling the windfall, many companies have rushed into the niche of optimizing the Internet and offer their miracle solutions to boost network performance.

Among them, Cedexis, a startup founded in 2010 by Julien Coulon. Quietly, the small business has garnered customers, like Facebook, Linkedin, Microsoft, Mozilla, Bloomberg, Samsung and Lenovo. "We have a team of 75 professionals,"says Julien Coulon,"in France, in the United States, Great Britain, Switzerland, Israel, and Singapore."We collect data from more than one billion people a day.". This little technological nugget could have become a unicorn. Missed. It has just been bought by Citrix, a US software company that made $ 2.82 billion in revenue in 2017.

When your box grows, it's not your box anymore

Such a buyout is not surprising. While the problem of accelerating the internet is crucial for all merchant sites, it has become a lifeline for all companies selling online services, especially those that offer cloud-based applications like software as a service (SaaS). In this case, the software is installed in a remote server and the user pays at the time of use. It is also necessary that the use is at least as fast and fluid as that of a software installed on the hard disk.

Internet accelerators such as Cedexis claim to be able to streamline traffic. For telecom operators, these companies are in reality parasites who are content to plunder the most profitable services without ever installing any cable. However, these techniques that accelerate the network have become indispensable.
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quinta-feira, 1 de fevereiro de 2018

Transformation in the ways we work

Technology: 30 years of evolution in the service of our daily life. Understand the road traveled to better prepare for the future. 30 years is the record time that will be necessary to change the World. Three decades to profoundly change our habits and our economies. How can we prepare ourselves to make the most of future developments?


When we look back, we can only marvel at how far we have come. Never in history will technology evolve so quickly. In 1987, the memory capacities were still 1 MB maximum, the colors of a depth of 4 bits and necessarily wire networks. If in 2018 these figures are increased to 64 GB of memory, 48 bits of color and wireless networks of 1 Gbit / s, what does the future hold for us?

The opportunities of tomorrow are conceived today. Understanding that technology is transforming ways of working and creating new opportunities is key to the development of our organizations.

42% of Generation Y employees are likely to leave a job if the available technology does not live up to their expectations. Technology improves everyday life and allows unparalleled agility. It is now at the heart of issues of recruitment and retention of talent. Augmented and virtual reality will represent an $ 80 billion market by 2025. Exploitation of augmented reality is booming. It reduces errors and improves the accuracy of employees. This essential market will be divided into two pillars: hardware ($ 45 billion) and software ($ 35 billion).

Learn more about how Dell EMC helps companies improve their day-to-day lives, prepare for the future, and develop business opportunities.
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terça-feira, 25 de abril de 2017

iPhone 8: Duas baterias em um design reutilizado?

Mas nós acreditamos nos rumores?



A onda do Galaxy S8 começou a refletir-se, o ciclo de rumores ao redor do novo iPhone 8 cala-se discretamente. Dessa vez foi Benjamin Geskin quem publicou no Twitter o diagrama interno do próximo smartphone onde nós podemos observar a presença de duas baterias.


Em amarelo nós podemos ver a bateria tradicional, a mesma que aparece no iPhone 7, e em laranja podemos observar uma bateria menor que poderia servir de complemento. 

O smartphone poderia carregar uma bateria maior e em formato de L, com uma capacidade de 2700 mAh. De acordo com o analista, esse é o último modelo de smartphone, com display OLED que se beneficia desse novo sistema de carga.

O diagrama de Geskin também revela outras pequenas inovações, como a presença da tecnologia True Tone (luminosidade que se adapta de acordo com o contexto) e carregamento wireless. O painel ID foi mantido na interface frontal, mas será que ele ficará por baixo da tela?

De acordo com o calendário oficial, o lançamento do novo smartphone está confirmado. De acordo com a KGI, a Apple teria prorrogado seu lançamento de Outubro para Novembro.
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Locky, uma nova onda de spams

Diversas companhias de segurança virtual detectaram uma nova onda de spams se espalhando através do sistema Locky.



Locky foi a estrela do mercado de ransonware em 2016, mas no final do ano sua popularidade caiu lentamente conforme surgia uma nova variante de ranzungware, chamada Cerber. Conforme informado pela companhia Malwarebytes, essa evolução se deve, em particular, pela decisão dos operadores de botnet Necus e seu distanciamento com relação ao já antigo ransonware.

Mas diversas companhias de cibersegurança soaram o alerta cedo nesta semana, após terem noticiado uma nova onda de ataques spam. Conforme informado por Talos, essa nova onda de e-mails foi detectada ontem e parece vir da botnet Necurs. Aparentemente, os operadores da botnet finalmente  decidiram se reconectar a seus sistemas antigos e utilizar ransonware sua infra-estrutura.

Após o documento contaminado ser aberto no word, a seguinte imagem aparece ao usuário para que ele então permita o uso de macros, o que permite que o vírus execute o download dos programas que irão criptografar seus arquivos pessoais.


Após completa a infecção, os arquivos se encontram criptografados com a extensão .osiris e os cibercriminosos então pedem um resgate de 0,5 bitcoins (aproximadamente 1800 reais) para a devolução dos dados.
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