Sicherheitsblog

Analysen zu Datenlecks, Sicherheitswissen und praktische Tipps, damit Ihre Daten sicher bleiben.

23. Jul 2026 Sicherheitstipps

24 Billion Records Exposed: Your Action Plan After the Age of Mega-Breaches

With over 24 billion breach records now indexed and 1,822 breaches exposing plaintext passwords, the question isn't whether your data has been compromised—it's how many times. Here's what you need to do today.

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29. Jun 2026 Sicherheitstipps

Browser Security Hardening: Settings and Extensions for Real Privacy

Your browser is the primary gateway to the internet and a major attack surface. Learn which settings to change, which extensions to install, and which browser choices offer the best balance of usability and privacy.

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22. Jun 2026 Sicherheitstipps

Identity Theft Recovery: A Step-by-Step Guide to Reclaiming Your Identity

Discovering you are a victim of identity theft is overwhelming. This practical guide walks you through the essential steps to limit damage, report the crime, and restore your identity and credit.

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15. Jun 2026 Sicherheitstipps

Freezing Your Credit: The Complete Guide to Credit Freezes

A credit freeze is one of the most effective defenses against identity theft, yet most people never set one up. This step-by-step guide covers how credit freezes work, how to place them, and when to lift them.

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11. Jun 2026 Sicherheitstipps

Your Data Is Already Out There: 5 Actions to Take Right Now

With over 20.6 billion records exposed across 20,313 breaches, your personal information has likely been compromised multiple times. Here's what security experts recommend you do immediately to protect yourself from credential stuffing, account takeovers, and identity theft.

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25. Mai 2026 Sicherheitstipps

SIM Swapping Attacks: How They Work and How to Protect Yourself

SIM swapping lets attackers hijack your phone number to bypass two-factor authentication and drain accounts. Understand the mechanics of this growing threat and the concrete steps you can take to prevent it.

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21. Mai 2026 Sicherheitstipps

How to Shield Your Digital Life When 19 Billion Records Are Already Leaked

With over 19.2 billion records exposed across nearly 19,000 breaches—and plaintext passwords leaked in 14,793 incidents—checking if your data is compromised isn't paranoia, it's essential maintenance. Here's your action plan.

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18. Mai 2026 Sicherheitstipps

VPN Myths and Truths: What VPNs Actually Protect Against

VPNs are marketed as a silver bullet for online privacy, but the reality is more nuanced. Learn what a VPN genuinely protects you from, where it falls short, and how to decide if you actually need one.

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11. Mai 2026 Sicherheitstipps

Dark Web Monitoring: What It Actually Does and Why It Matters

Dark web monitoring has become a buzzword in cybersecurity marketing. But what does it actually involve? How does it work, what can it find, and what should you do when it alerts you?

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4. Mai 2026 Sicherheitstipps

Credential Stuffing: Why Reusing Passwords Puts All Your Accounts at Risk

Credential stuffing uses stolen username/password pairs from one breach to break into accounts on other services. It works because most people reuse passwords, and attackers know it.

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27. Apr 2026 Sicherheitstipps

Phishing in 2026: How Attacks Have Evolved and How to Spot Them

Phishing attacks have moved far beyond obvious spam emails. Modern phishing uses AI-generated content, cloned websites, and social engineering to target specific individuals. Learn to recognize the warning signs.

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20. Apr 2026 Sicherheitstipps

Password Managers in 2026: Why You Need One and How to Choose

With the average person managing over 100 online accounts, unique passwords for each one are impossible to remember. Password managers solve this problem, but choosing the right one matters.

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