¿What is a ransomware (Virus)?

Ransomware is a computer malware that installs covertly on a victim’s computer, executes a cryptovirology attack that adversely affects it, and demands a ransom payment to restore it. Simple ransomware may lock the system in a way which is not difficult for a knowledgeable person to reverse, and display a message requiring payment to unlock it. More advanced malware encrypts the victim’s files, making them inaccessible, and demands a ransom payment to decrypt them. The ransomware may also encrypt the computer’s Master File Table (MFT) or the entire hard drive. Thus, ransomware is a denial-of-access attack that prevents computer users from accessing files since it is intractable to decrypt the files without the decryption key. Ransomware attacks are typically carried out using a Trojan that has a payload disguised as a legitimate file.

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¿Qué es un Ransomware?

Un ransomware es un tipo de programa informático malintencionado que restringe el acceso a determinadas partes o archivos del sistema infectado, y pide un rescate a cambio de quitar esta restricción. Algunos tipos de ransomware cifran los archivos del sistema operativo inutilizando el dispositivo y coaccionando al usuario a pagar el rescate. Continue reading

Skype para negocios

Esta guía es para las personas que son nuevos en Skype para empresas y proporciona información sobre cómo comenzar a utilizarlo para comunicarse con sus colegas.

Se trata de una plataforma de comunicaciones que le permite interactuar con sus contactos a través de la mensajería instantánea (IM) conversaciones, audio y vídeo, y Skype para reuniones de negocios. Continue reading

Skype for Business

This guide is for people who are new to Skype for Business and provides information on how to begin using it to communicate with colleagues.

It is a communications platform that allows you to interact with your contacts using instant messaging (IM), audio and video conversations, and Skype for Business Meetings. Continue reading