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No, generally not, although of course they say they can. DDoS is about volume UTM is almost always at the local end of Internet access Therefore, DDoS can usually fill the Internet pipe before even …

No, you cannot interchangeably deploy HI?S versus NI?S. They attack different subsets of the same problem. Most simply N* is limited to network inputs, whereas H* has access to a far richer set of …

A properly configured firewall protecting routeable addresses provides equivalent security to the de facto firewalling provided by NAT. There may be a slightly greater risk of holes opened up by misc …

No, Snort is not designed to log all application and events occurring in a system. A HIDS is not just a NIDS limited to just one host; it's a separate and additional layer of protections that can onl …

The simplest reason is that IDS is commonly fed via Taps or SPAN ports which do not provide the full RX/TX required for management. … (In fact, back in the day, people used to cut custom Ethernet cables to avoid any chance of their IDS putting traffic on the wire.) …

It most likely means "Decoded" in this context, as "decoder" is the language keyword Fortinet uses to describe their anomaly detection: The FortiGate IPS uses protocol decoders to identify the abn …

You are correct to think that these three technologies are complementary and will often detect the same issues. However, that in itself is no reason not to use them in layers. One may catch things t …

You should look not into IDS technologies but Database Activity Monitoring (& Prevention). … An IDS will catch SQL injection, which is more specifically aimed at web applications (and impacts databases as an end-state). …

The IDS/IPS, on the other hand, operates at the network layer. … The two technologies are intersecting sets - in an attack, some traffic will trigger both the WAF and the IDS/IPS; some will only trigger the WAF; some will only trigger the IDS/IPS. …