Protection against DNS Spoofing and Cache Poisoning
Prevent cybercriminals from taking control of your website and what you display
What is DNS Spoofing?
DNS Spoofing is an attack that consists of altering the entries in a DNS server to redirect a user to a malicious web page controlled by the attacker. The risks for a company that suffers a DNS Spoofin9 attack can be serious and varied. Some of the most common risks include:
- Information theft: The DNS Spoofing attack can allow attackers to access company information, such as customer information, passwords, and other sensitive information.
- Loss of revenue: If the company's service is interrupted due to a DNS Spoofing attack, the company may lose revenue.
- Reputation Damage: If the company is the victim of a DNS Spoofing attack, its reputation may be negatively affected.
- Service interruption: If a DNS Spoofing attack is successful, it can disrupt the company's service, which can result in financial and reputational losses.
- Identity Theft: Attackers can use DNS Spoofing to redirect users to malicious websites that appear legitimate, which can result in identity theft.
What is cache poisoning?
DNS cache poisoning, also known as DNS Cache Poisoning in English, is a hacking technique that consists of modifying the cache of a DNS server to redirect users to malicious websites.
DNS cache poisoning can have serious consequences for a company. Some of the most common risks include:
- Data Loss: DNS cache poisoning can allow attackers to access company data, such as customer information, passwords, and other sensitive information.
- Service interruption: If a DNS cache poisoning attack is successful, it can disrupt the company's service, which can result in financial and reputational losses.
- Identity theft: Attackers can use DNS cache poisoning to redirect users to malicious websites that appear legitimate, which can result in identity theft.
- Loss of revenue: If the company's service is interrupted due to a DNS cache poisoning attack, the company may lose revenue.
- Reputation Damage: If the company is the victim of a DNS cache poisoning attack, its reputation may be negatively affected.
Protect yourself with Anycast Premium DNS
Our Anycast Premium DNS runs on a highly reliable Anycast DNS network, protecting you against DDoS attacks. Find out more about our Anycast DNS or contact us.
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Frequent questions
- How is DNS Spoofing different from Cache Poisoning?
Although both attacks manipulate the DNS system, DNS Spoofing spoofs DNS server responses directly, while Cache Poisoning introduces false information into the server's cache. This means that Cache Poisoning can affect a larger number of users, as the false information is stored in the cache and served to multiple users.
- What are the risks of Cache Poisoning for a business?
The risks of Cache Poisoning are similar to those of DNS Spoofing and include:
- Data Loss: Unauthorized access to sensitive company data.
- Service Interruption: Inability to access the company's website or services.
- Identity theft: Redirection to fraudulent websites to steal personal information.
- Loss of revenue: Decrease in sales due to service interruption or loss of trust.
- Reputation damage: Negative impact on the company's image due to association with malicious websites.
- How can I protect my company from these attacks?
There are several measures to protect your company from DNS Spoofing and Cache Poisoning:
- Use a secure DNS service: Opt for reliable DNS providers with robust security measures.
- Implement network security: Configure firewalls and intrusion detection systems to block malicious traffic.
- Update software: Keep operating systems and applications up to date to fix vulnerabilities.
- Train employees: Educate employees about security threats and best practices for browsing the Internet.
- What is DNS Anycast Plus and how does it protect me?
DNS Anycast Plus is a DNS service that runs on a global network of servers. This provides high availability and resistance to DDoS attacks. By using DNS Anycast Premium, your website will be protected against service interruptions caused by DNS Spoofing and Cache Poisoning attacks.