Application Security

Application security is the use of software, hardware, and procedural methods to protect applications from external threats. Security is becoming an increasingly important concern during development as applications become more frequently accessible over networks.Actions taken to ensure application security are sometimes called countermeasures. 

Database Security: 

Database security is the protection of the database against intentional and unintentional threats that may be computer-based or non-computer-based. Database security is the business of the entire organization as all people use the data held in the organization's database and any loss or corruption to data would affect the day-to-day operation of the organization and the performance of the people. Therefore, database security encompasses hardware, software, infrastructure, people and data of the organization.  

1.Component of Database

-Data

-Database server

-DBMS                                                                                                                

2:-Security control in Database

-Database Backup

-Database Archiving

-Data Disposal

E-mail Security: 

Email security describes various techniques for keeping sensitive information in email communication and accounts secure against unauthorized access, loss, or compromise. Email is a popular medium for the spread of malware, spam, and phishing attacks, using sensitive information, open attachments or click on hyperlinks that install malware on the device.

• SPAM
• VIRUS
• PHISHING

INTERNET SECURITY

It refer to security communication over internet .there are following  threats over the internet

• Virus
• warm
• Trogon horse
• Bomb
• Trapdoors
• Spoofs
• Deniol of service

E-commerce security:-

E-commerce security refer to collective measures used to  protect transaction in e- commerce 

• Electronic payment system 
• E-cash
• Creadit/Debit card