What is the Kerberos Protocol? Kerberos is a network authentication protocol using which a node in a non-secure network can verify the identity of another node securely. As per Greek mythology, Cerberus or Kerberos is a multi-headed dog whose job is to guard the gates...
The ElGamal encryption algorithm is a public key encryption algorithm that was described by the Egyptian cryptographer Taher Elgamal in 1985. This encryption algorithm is used in many places. Many of us may have also used this encryption algorithm in GNU Privacy Guard...
We often use IDN or Internationalized Domain Name to include language-specific scripts in a domain name. This enables us to use Chinese, Arabic, Devanagari, Hebrew, French, or other non-English characters in a domain name. But, attackers often exploit these IDNs for...
Attackers often compromise a Certificate Authority (CA). They use mis-issued or fraudulent certificates to impersonate a legitimate server and steal sensitive data transferred via a TLS connection. To address the problem, HTTP Public Key Pinning (HPKP) is used. But...
Attackers often steal users' credit card data and credentials and use them to steal money from the victims. However, stealing money from the victims often increases the chance of getting caught. Victims become aware of the credit card theft, which is easily detected....
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