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Tempest technology articles

Behind the scenes of digital security and technology, with Tempest’s vision.

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Garage scheme: scam affects vehicle financing

Garage scheme: scam affects vehicle financing

Recently, the Brazilian press has reported the arrest of a gang that carried out a fraud against financial institutions...
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Fake stores, “boletos” and WhatsApp: Uncovering a Phishing-as-a-Service operation

Fake stores, “boletos” and WhatsApp: Uncovering a Phishing-as-a-Service operation

In a routine analysis, Tempest’s Threat Intelligence team found a platform that sells artifacts for phishing attacks and...
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Domain Redirection Attack on Brazilian Banks Affects Intelbras Routers

Domain Redirection Attack on Brazilian Banks Affects Intelbras Routers

In late July, researcher Ankit Anubhav posted a tweet saying that more than 3200 routers indexed at Shodan were exposing
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Hakai botnet shows signs of intense activity in Latin America

Hakai botnet shows signs of intense activity in Latin America

Tempest’s monitoring team identified a quite active variant of Haikai botnet, attempting to exploit vulnerabilities in D...
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New attempts to attack D-Link devices in Brazil are detected

New attempts to attack D-Link devices in Brazil are detected

Tempest´s monitoring team (SOC) identified and reported a variant of the Mirai botnet attempting to exploit five types o...
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New variant of the Mirai botnet has activity detected in Brazil

New variant of the Mirai botnet has activity detected in Brazil

Tempest´s SOC team has identified a new variant of the botnet Mirai (Masuta) with activity detected in Brazil. According...
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New laws in Europe and the US could threaten Internet fundamentals, experts say

New laws in Europe and the US could threaten Internet fundamentals, experts say

By Leonardo Carvalho In recent months, news about the effects of GDPR has gained prominence in the debates on informatio...
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Chinese government surveillance app is vulnerable to MITM attacks

Chinese government surveillance app is vulnerable to MITM attacks

By Leandro Rocha In a report released last week, the Open Technology Fund (OTF) — a U.S. Government program funded
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Do we need to discuss Bitcoin’s impact on global energy production and consumption?

Do we need to discuss Bitcoin’s impact on global energy production and consumption?

By Leonardo Carvalho and Rafael Araújo In a TED presentation called “How Blockchain is Changing Money and the Business W...
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CVEs: Multiple Vulnerabilities Found in Intelbras Router Web Interfaces
MOST READ ON BLOG

CVEs: Multiple Vulnerabilities Found in Intelbras Router Web Interfaces

Sep 17, 2025•2 minutes de leitura
EDRs and the New War on AI Attacks: How Defenses Are Evolving
MOST READ ON BLOG

EDRs and the New War on AI Attacks: How Defenses Are Evolving

Aug 13, 2025•10 minutes de leitura
Spoofing and AiTM techniques in LAN networks with exploitation in a Zabbix environment
MOST READ ON BLOG

Spoofing and AiTM techniques in LAN networks with exploitation in a Zabbix environment

Aug 08, 2025•27 minutes de leitura
PRINCE2 - Tempest's best practices on project management in a controlled environment
MOST READ ON BLOG

PRINCE2 - Tempest's best practices on project management in a controlled environment

Jun 20, 2025•23 minutes de leitura
Coyote: a stealthy banking trojan targeting dozens of Brazilian financial institutions
MOST READ ON BLOG

Coyote: a stealthy banking trojan targeting dozens of Brazilian financial institutions

May 21, 2025•14 minutes de leitura

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