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Avast Internet Security – Firewall Protection, Ransomware Defense, Anti-Phishing
Echtzeit-Virenschutz bekämpft Viren und Ransomware sofort.
Zweiwege-Firewall blockiert Hacker und unbefugten Datenverkehr.
Anti-Phishing schützt Passwörter beim Online-Shopping.
Wi-Fi Inspector erkennt Eindringlinge und schützt Heimnetzwerke.
E-Mail-Schutz entfernt schädliche Anhänge vor dem Öffnen.
Automatische Updates bieten stündlich den neuesten Schutz. Entscheiden Sie sich für Avast Internet Security und genießen Sie kompromisslose Sicherheit.
Real-Time Shields – Blocks malware instantly across files and apps. Smart Firewall – Controls inbound and outbound network traffic automatically. Ransomware Shield – Prevents unauthorized changes to protected folders. Web Shield – Stops malicious sites and drive-by downloads. Anti-Phishing – Blocks scam pages and credential theft attempts. Protection Scope – Multi-layer engine: cloud, signatures, behavior, web.
What are the main benefits of Avast Internet Security?
Avast Internet Security is a security suite that adds firewall and web protections to core antivirus defenses. It is designed to stop malware, phishing, and ransomware while keeping performance responsive.
Firewall Control – Block suspicious connections and prevent data leaks. Safer Browsing – Stop malicious links, scripts, and risky downloads. Ransomware Guard – Restrict file access to trusted applications only. Zero-Day Help – Detect unknown threats with behavior analytics. Low Impact – Stay protected without heavy system slowdown. Always Updated – Use cloud intelligence for fast threat verdicts.
How good is Avast Internet Security at detecting malware?
Avast performs strongly in independent testing and delivers high real-world protection results.
High protection scores in AV-TEST evaluations. Strong real-world blocking in AV-Comparatives tests. Cloud reputation improves speed on new threats. Generally low false-positive rates for clean apps.
Is Avast Internet Security effective against zero-day threats?
Yes, it combines cloud detection with behavior monitoring for unknown threats.
Behavior Shield detects suspicious activity patterns quickly. Cloud lookups deliver fast verdicts on new files. Heuristics catch emerging malware families early. Automatic quarantine isolates threats before damage.
Does Avast Internet Security include ransomware protection?
Yes, it helps prevent ransomware by controlling access to protected files.
Ransomware Shield blocks untrusted app file changes. Protect selected folders from unauthorized edits. Helps stop encryption-like behavior in real time. Reduces damage from ransomware incidents significantly.
Does it include a firewall, and what does it do?
Yes, the firewall helps block attacks and controls app network access.
Monitors inbound and outbound connections continuously. Helps prevent unauthorized access to your device. Prompts on suspicious app network behavior. Works alongside router security for stronger protection.
Does it protect against phishing and malicious websites?
Yes, it blocks many phishing pages and warns about dangerous links.
Web Shield blocks known malicious domains automatically. Anti-phishing reduces credential theft scam success. Download scanning detects trojans and bundled malware. Browser warnings help prevent risky clicks.
How does Avast Internet Security impact system performance?
Avast is designed to stay lightweight and minimize performance slowdown.
Low impact ratings in AV-Comparatives performance tests. Cloud checks reduce heavy local scanning workload. Background tasks tuned for everyday responsiveness. Silent mode reduces interruptions during work.
Does Avast Internet Security include a built-in VPN?
No, VPN privacy tools are typically offered separately as Avast SecureLine VPN.
VPN is not included in Internet Security. Use a separate VPN for encrypted browsing. VPN helps protect public Wi-Fi sessions. Check bundles if you need VPN included.
What is the difference between Avast Internet Security and Avast Premium Security?
Premium Security usually adds more advanced web and privacy defenses on top of Internet Security.
Feature
Avast Internet Security
Avast Premium Security
Antivirus
✓
✓
Firewall
✓
✓
Anti-phishing
✓
✓
Ransomware
✓
✓
Webcam Guard
–
✓
Fake Sites
–
✓
What is the difference between Avast and Bitdefender, Norton, or Kaspersky?
All are strong, but they differ in extra features and automation style.
Avast emphasizes web shields and firewall protection. Bitdefender is known for autopilot-style management tools. Norton bundles VPN and identity features in 360 plans. Kaspersky is known for low impact and accuracy.
What customers say about Avast Internet Security:
"The firewall controls are simple and surprisingly effective." "Web Shield has stopped several sketchy downloads for me." "Ransomware protection gives me confidence for my work files." "It feels lightweight and doesn’t slow my PC down." "Phishing warnings pop up fast when a site looks wrong."
This is why you can buy a cheap key for Avast Internet Security with us with confidence:
Instant delivery - Product keys and downloads available within minutes. Activation guarantee - If activation fails, you receive a new key. Download included - Secure official download link always provided after purchase. Easy installation - Clear step-by-step instructions guide you through setup. Genuine licenses - Product keys from audited, legally compliant distribution channels. Multilingual support - Help in seven languages via chat, email, phone. Easy exchanges - Problematic keys replaced quickly, without unnecessary bureaucracy. Transparent pricing - No hidden fees. Fair prices and price plans to get even better prices. Trusted seller - Top rated on Trustpilot.
All product information is provided without guarantee. Errors and technical changes reserved.
Binding information can be obtained directly from the manufacturer. Please check this before making your purchase.
Microsoft Windows 11 (Home / Pro / Ausbildung) Microsoft Windows 10 (Home / Pro / Bildung) Microsoft Windows 8 & 8.1 (Pro / Unternehmen / 8.1 Update) Microsoft Windows 7 (Starter / Home Basic & Premium / Professional / Ultimate - SP1 mit KB4474419 & KB4490628 Updates oder höher)
Hardware-Anforderungen:
Prozessor: 1 GHz oder höher, x86 oder x64 Arbeitsspeicher (RAM): 1 GB (32-Bit) oder 2 GB (64-Bit) Festplattenspeicher: 200 MB freier Speicherplatz auf der Festplatte Bildschirmauflösung: Mindestens 1024×768
Software-Anforderungen:
Microsoft® Internet Explorer® 11 oder höher Microsoft .NET Framework 4 oder höher
Mac® Desktops und Laptops
Unterstützte Betriebssysteme: macOS 13 - 14
Hardware-Anforderungen:
Arbeitsspeicher (RAM): 2 GB Festplattenspeicher: 550 MB freier Speicherplatz auf der Festplatte
iPhone und iPad Unterstütztes Betriebssystem: iOS® 17
Wichtige Hinweise Beta-Versionen oder Vorabversionen von neuen Betriebssystemen werden nicht unterstützt. Für die Installation, Updates und Funktionalität ist eine Internetverbindung erforderlich. Nur endgültige, offiziell freigegebene Betriebssysteme sind mit Kaspersky Safe Kids kompatibel.