Malicious computer activity in India accounted for 3% of the global total, with India ranking 3rd for malicious code, 11th for spam zombies, 22nd for phishing web sites, 20th for bots, and 19th as an origin for attacks. The document discusses distributed denial-of-service (DDoS) attacks, which attempt to make machines or networks unavailable by overwhelming them with traffic from multiple sources, and mentions an attack on Spamhaus, but provides no other details about specific attacks.

4. Share of malicious computer activity: 3%
Malicious code rank: 3
Spam zombies rank: 11
Phishing web site hosts rank: 22
Bot rank: 20
Attack origin rank: 19

5. Digital India stress on Cyber Security

7. DDoS Attack
In computing, a denial-of-service attack is an
attempt to make a machine or network resource
unavailable to its intended users, such as to
temporarily or indefinitely interrupt or suspend
services of a host connected to the Internet. A
distributed denial-of-service is where the attack
source is more than one, often thousands of,
unique IP addresses.

8. Spamhaus Attack