Ransomware attacks remain the top cyber-enabled threat seen by law enforcement. But phishing, business email compromises and other types of fraud - many now using a COVID-19 theme - also loom large, Europol warns in its latest Internet Organized Crime Threat Assessment.
The COVID-19 pandemic has shifted the dynamic of card fraud in favor of the fraudsters due to the massive increase of online transactions, says Andrei Barysevich of the fraud intelligence company Gemini Advisory. And many fraudsters are using more sophisticated tools, including anti-fingerprinting technology.
The shift to online shopping - and card-not-present transactions - during the COVID-19 pandemic has driven fraudsters to shift their strategies, including ramping up efforts to open fraudulent accounts, says Gord Jamieson of Visa, who offers advice on mitigating the risks.
A flaw in how contactless cards from Visa - and potentially other issuers - have implemented the EMV protocol can be abused to bypass PIN verification for high-value transactions, ETH Zurich researchers warn. But Visa says the exploits would be "impractical for fraudsters to employ" in real-world attacks.
Some payment card fraud detection systems that rely on artificial intelligence are now less effective because of changes in consumers' habits during the COVID-19 pandemic, says Rene Perez of Jack Henry & Associates, who offers insights on needed adjustments.
When implementing a cybersecurity risk framework, enterprises should use a structured approach to identity and evaluate and manage the risks posed by increased digital transactions during the pandemic, says Dmitry Chernetsky, global presales expert, Kaspersky-APAC.
Implementing an adaptive, risk-based authentication process for remote system access is proving effective as more staff members work from home during the COVID-19 pandemic, says Ant Allan, a vice president and analyst at Gartner.
The IcedID banking Trojan has been updated with additional evasion techniques, including a password-protected attachment, keyword obfuscation and a DLL file that acts as a second-stage downloader, according to Juniper Threat Labs.