Internet Security Week - Edition Nº 82

In edition no. 82 of Internet Security Week , serious security breach in Microsoft Azure, hackers invade UN network, what are the uses of DNS Firewall and much more.

News

2.9 billion emails contained threats in the first half of the year, study shows

The report reveals that cybercriminals are quickly adopting new tactics to attack computer users. Among the main strategies employed are personalized phishing attacks and URL and text-based scams, the latter being responsible for more than 2.9 billion quarantined emails in the first half of 2021.

By Dácio Castelo Branco on Canaltech

Ransomware encrypts entire South African Department of Justice network

The South African government's justice ministry is working on restoring its operations after a recent ransomware attack encrypted all of its systems, making all electronic services unavailable both internally and to the public.

By Ionut Ilascu in Bleeping Computer

Microsoft Azure exposes data from all customers in serious security breach

Microsoft has issued an alert to its corporate customers about a vulnerability in the Azure cloud platform that has exposed its databases to criminals. According to the company, the problem would allow an attacker to read, edit or even permanently delete documents stored in the non-relational Cosmos DB system.

By Nir Ohfeld in Wiz

Hackers break into UN network and steal confidential data

Using stolen credentials, hackers accessed the organization's proprietary project management software.

By Renato Rodrigues in Kaspersky Daily

“National strategy to combat cybercrime” is coming

According to the note, the initiative has the “aim of improving the fight against electronic and cybercrime in the country”. To this end, the president of the Brazilian Federation of Banks (FEBRABAN), Isaac Sidney, and the Minister of Justice and Public Security, Anderson Torres, have already started negotiations that will lead to the creation of the National Strategy to Combat Cybercrime.

In CISO Advisor

DNS firewall for what?

Unlike a traditional firewall, the DNS firewall, in addition to blocking and redirecting users to prevent access to malicious websites, also acts more broadly, at different layers and phases of the DNS, preventing the loss, blocking or compromise of data.

By Kelvin Zimmer on Lumiun Blog

Investing in cybersecurity is still a challenge for Brazilian companies

Cybersecurity has been on the agenda throughout this year given the number of attacks that have been occurring on companies' databases.

In Cryptoid

Formbook malware affects more than 5% of companies in Brazil

Formbook — an infostealer — is now the most prevalent malware in the global monthly rankings, taking over the top spot from Trickbot, which fell to second place after leading the index for three consecutive months, according to the Global Threat Index from Check Point Research (CPR), the threat intelligence division of Check Point Software.

In CISO Advisor

Financial companies spend an average of $2 million to circumvent ransomware

The search for quick gains and devastating attacks to force the payment of a ransom has turned the financial sector into one of the main targets of criminals who practice digital kidnapping. The losses from a scam of this type, however, do not stop at the interruption of operations and payment of ransoms, with research showing that, on average, US$2 million is spent on data and systems recovery efforts for companies in the segment.

By Felipe Demartini on Canaltech