What is DNS Tunneling? DNS tunneling is a method using which attackers encode malicious data in DNS queries and responses and exploit that for malicious purposes. DNS tunneling is often used by attackers to evade the firewalls and other security systems of an...
What is Banner Grabbing? Banner grabbing is a technique using which an attacker can gain information about a server and what services the server is running on its open ports. Banner grabbing is often used by attackers to learn what software applications or what...
What is an Email Gateway? An email gateway is a type of email server that protects the internal email servers of an organization. All incoming and outgoing email messages pass through the email gateway. The email gateway scans the messages for malware, blocks spam...
What are LDAP and LDAPS? LDAP or Lightweight Directory Access Protocol is a vendor-neutral application protocol that can be used to access and maintain distributed directory information services over the IP network. LDAP was initially created in 1993. The latest...
What is the Hardware Security Module (HSM)? A Hardware Security Module or HSM is a physical computing device that can be used to store and manage secret keys that can be used for authentication or other secure cryptoprocessing like encryption, decryption, digital...
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