In edition #56 of Internet Security Week, we cover email fraud related to income tax, a new data leak from PoupaTempo (a Brazilian government service center), the arrest of a hacker by the federal police, and much more.
News
2020 was a year of innovation for cybercriminals
Even when the workforce retreated to their homes, the wrongdoers took advantage of the vulnerability of terminals outside the corporate network.
By David Gordon in The Register
Brazilian Federal Revenue Service warns of email fraud related to Income Tax
Fraudsters are sending emails with false residual Income Tax balances to deceive taxpayers, the Federal Revenue Service warned today (16).
By Wellton Máximo at Agência Brasil
Attacks against companies increase tenfold after Microsoft Exchange vulnerability
The discovery of a highly critical vulnerability in Microsoft Exchange email servers led to a more than tenfold increase in the number of attacks against businesses.
By Felipe Demartini on Canaltech
FBI: Over $4.2 billion officially lost to cybercrime in 2020
The FBI published its annual report on cybercrimes affecting victims in the U.S., noting a record number of complaints and financial losses in 2020 compared to the previous year.
By Ionut Ilascu in Bleeping Computer
Anatel will begin checking for backdoors in telecom products starting in the second half of the year
The new cybersecurity rules created by Anatel last December prohibit equipment used in telecom networks, and even IoT (Internet of Things) networks, from having "backdoors" that could cause vulnerabilities.
By Miriam Aquino in Tele Síntese
New data leak from PoupaTempo – 223 million records
A new post on a cybercriminal forum advertises the sale of personal data of Brazilians, totaling more than 223 million records. The advertiser claims to have had physical access to the data, which is why they possess such a large volume of information.
In Defcon Lab
Google Chrome fixes 5 zero-day vulnerabilities in emergency update
Google announced this Friday (12) the release of another emergency security update to fix zero-day vulnerabilities found in its browser, Google Chrome. This is the fifth emergency update released this year.
By Guilherme Petry in The Hack
Cyberattacks increased by 50% during the shift to working from home during the pandemic
The overall result is that, as the dangers increase, so do the difficulties in implementing work-from-home systems and cloud computing.
By Felipe Demartini on Canaltech
Brazilian Federal Police arrest hacker suspected of the biggest data breach in Brazil
The man suspected of being responsible for the biggest data leak in Brazil was arrested this Friday (19), in Uberlândia, Minas Gerais.
By Karine Melo at Agência Brasil
7 Security and Productivity Hacks for Working from Home
Setting priorities and implementing certain strategies can make all the difference and perhaps save the company from many difficulties.
By Kelvin Zimmer on Lumiun's Blog
Phishing websites now detect virtual machines to bypass detection
Phishing websites now use JavaScript to avoid detection, checking whether a visitor is browsing the site from a virtual machine or a physical device.
By Lawrence Abrams in Bleeping Computer
Events
Cybersecurity: new challenges for information security
- March 25, 2021, 8:50 PM – 10:00 PM
- Video conferencing via Sympla Streaming
- Free
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