Too Many HTTP GET Requests: An unusually high number of HTTP GET requests from a single IP or a small set of IPs could indicate a DoS attack.

Damaging activities showing connections to rootkit attacks were associated with this IP.

It attempted to use the Postfix server to relay emails with misleading headers to other servers.

A dangerous data surveillance spyware was tied back to this IP.

The IP was marked trying to carry out Backscatter spam by replying to spam using the server's configuration.

This IP belongs to IBM.

This IP belongs to Sky Broadband.

The IP was seen attempting a SYN Flood attack, overwhelming the server by rapidly initiating a connection but not completing it, thereby consuming server resources.

The IP attempted to download emails from the POP3 server without authorization.

It performed botnet operations, controlling a group of “zombie” computers to amplify its DDoS attacks.

This IP was seen trying to perform a Sniffing attack, capturing and analyzing VoIP traffic to glean sensitive information.

POST /j_security_check: May indicate an attempt to bypass Java server page (JSP) login mechanisms.

This IP belongs to CenturyLink.

This IP belongs to Home Depot.

This malicious IP was reported for attempting to initiate a large number of simultaneous calls, a sign of a potential DDoS attack.

This IP belongs to Charter Communications.

This IP was responsible for circulating malicious images masked with spyware.

It attempted to perform a man-in-the-middle attack on the SSH server.

Side Channel Attacks: Repeated requests aimed at inferring sensitive information through observation of web responses.

This IP was detected distributing spyware-infected USB drives to our users.

The IP attempted to use the FTP server to distribute steganography tools.

It launched SQL injection attempts, to break our server database through poorly secured entry fields.

It attempted to list the contents of directories that it should not have access to.

The IP was caught attempting to execute heap overflow attacks.

This IP belongs to MTN.