Nowadays, all offices, hotels, parks, hospitals and above all private domiciles, have Wi-Fi connectivity for laptops, tablets and smartphones. Likewise, we must consider the new lines of intelligent domestic equipment, also connected and remotely managed via Wi-Fi. There is, however, a question we all ask ourselves: how safe are wireless networks?
In February this year, a team of researchers both from Google and CWI Institute in Amsterdam announced that they were able to generate two PDFs documents with different content that would hash into the same SHA-1 digest. This may lead to a big problem in security that I will try to explain to you but first let’s put ourselves in context.
In my last blog, I wrote about the origins of SD-WAN and its benefits. However, these advantages are certainly not without their challengers and threats, which all interested companies should consider when analyzing the various options offered by the market.
I have written an article on SD-WAN for Seguritecnia, an online and print magazine that is very present in the private security sector in Spain. In said article, I explained the concept of SD-WAN and the security implications associated to this technology (as befits a magazine that focuses on safety).
Given the enormous interest in SD-WAN, I decided to give our blog readers the opportunity of perusing the contents of said article.
For some companies the question arises whether it is worth having wireless LAN in the company. Others are worried that a wireless LAN network could cause security risks and even attacks on IT systems could be easier.