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08 October 2020 Photo Istock
Whatsapp security
It is important to be safe when using WhatsApp. Do not leave your phone unattended when you are not close by.

There are 2 billion WhatsApp users in the world, and 1,6 billion WhatsApp users access their accounts on a daily basis.

However, it is important to also be safe when using this popular communication tool.

According to Cobus van Jaarsveld, Assistant Director: Threat Detection, Investigations and Liaison in Protection Services, it does happen that people’s WhatsApp accounts get hacked; this is a serious violation of privacy.

“It means a third party now has unlimited access to your personal chats, information, media – and in some instances, they can also masquerade as you by deleting your chats, replying to your chats, and committing crimes. That’s just the tip of the iceberg of how harmful it can be to get hacked,” says Van Jaarsveld.

He adds: “Hackers can access your WhatsApp data by various means, e.g. via WhatsApp web or registering your number on another device.

The South African Police Service (SAPS) provided the following tips to prevent one’s WhatsApp from getting hacked:

• Log out from all computers that you see in the list under WhatsApp Web. This will stop hackers from further reading your chats. However, this should be done every time you use WhatsApp web.
• Do not leave your phone unattended when you are out.
• Lock all your apps to prevent unknown people from accessing your apps.
• Do not connect your phone to unknown Wi-Fi connections, as hackers can also use the unique MAC address to access all your WhatsApp chats.
• In case your WhatsApp has already been hacked, deactivate your account by emailing support@whatsapp.com. Your account will be automatically deleted if not accessed for 30 days.
• Enable two-step verification under your WhatsApp account settings. This will add an extra layer of security to the app.
• Lock WhatsApp. It is imperative to have the AppLocker that will help you lock your WhatsApp. While WhatsApp does not offer this application per se, you can download it and the app will facilitate the use of your WhatsApp with a password or PIN. This will help to prevent anyone who has access to your phone from accessing your WhatsApp account, since they will require a password to open it.

News Archive

Young researchers are equipped to participate in projects relevant in global context
2017-09-05

 Description: Wheat genomics Tags: bioinformatics, Dr Renée Prins, Department of Plant Sciences, DNA and RNA, data sets 

This group of early career researchers received bioinformatics
training in Worcester in the UK from Dr Diane Saunders of the
John Innes Centre in the UK.
Photo: Supplied

The interdisciplinary field that develops methods and software tools to understand biological data is known as bioinformatics. According to Dr Renée Prins, a research fellow in the Department of Plant Sciences at the University of the Free State, there are few tertiary institutions in South Africa that offer a postgraduate degree in Bioinformatics.

“Most institutions focus either on humans, human diseases, forest trees and their pathogens.  They usually do not have spare capacity to assist researchers, for instance, those working on crops in the agricultural sector,” Dr Prins said.

Big data sets need significant skills

With the advancements made in genomics such as high throughput DNA marker platforms and next-generation sequencing technologies, the data sets biologists have to deal with have grown massively big and cannot be dealt with unless you have significant computer skills.

Dr Prins believes that all young researchers need some level of training in this field to be effective in future. The British Council Researcher Links, being run by the Newton Fund, gives early career researchers across selected partner countries the opportunity to form international connections through fully funded workshops and travel grants. Dr Prins made use of this opportunity and with the assistance of the Department of Research Development at the UFS, she arranged for Dr Diane Saunders of the John Innes Centre in the UK, a bioinformatician of note, to present training to a group of 20 early career researchers in Worcester in the UK.

Providing training with Dr Saunders were two other bioinformaticians from the UK, Dr Burkhard Steuernagel (John Innes Centre) and Dr Robert Davey (Earlham Institute). From the UFS side, Eleanor van der Westhuizen and Dr Henriëtte van den Berg (former UFS academic) acted as mentors, providing guidance on funding opportunities and career development skills.

Participating in projects in a global context
The researchers attending the training came from research institutions or academia, and they work involving plants (predominantly wheat) or plant pathogens. A limited number of participants from the commercial sector, including private South African companies focusing on plant breeding and molecular genetics lab work on agriculturally important crops also benefited from the training. 

“Tertiary institutions in South Africa have the obligation to ensure that young scientists are equipped with bioinformatics skills. If they are not equipped with the necessary skills, they will not be able to participate in research projects that are relevant in a global context,” said Dr Prins. 

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