Archives for: "April 2009"

Teepo
24.04.2009

Spam flood

Yesterday (April 23rd), just after 18:00 Finnish time, I noticed a few reports on IRC channels regarding a large increase in the amout of spam. I then checked the statistics of our customer spamfilter (I work for an ISP, remember?), and sure enough, a… more »
Teepo
13.04.2009

SSH hammering

It's nothing new that there are several botnets scouring the Internet for poorly protected SSH servers. Their members are mostly compromized hosts, such as home computers hijacked with trojans and worms. Some "real" servers end up on these botnets as… more »
Teepo
08.04.2009

Interesting 24 hours

I'm currently working as a network engineer for a medium-sized Internet service provider Nebula in Finland. The interesting 24 hours I'm referring to, started yesterday at 16:10 Finnish time when one of the core routers on our network started acting up.… more »
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