Border Gateway Protocol (BGP) is the Internet’s dominant inter-domain routing protocol, and as such, it is a critical component of the Internet’s infrastructure. However, BGP, like any other technology, has flaws. The following are some of the most common BGP issues: Some of the above issues are being addressed with RPKI, Routing Registries, and MANRS, to name a few. In conclusion, while BGP is a critical component of the Internet’s infrastructure, it is not without its challenges. Network operators and administrators need to...
Continue reading...security
Denial of Service and the xISP Part 1
Most service providers have been the victim of a Denial of Service (DoS) attack at one point or another. Sometimes you may not realize you are under an attack. A few months ago, I posted a simple screenshot at https://blog.j2sw.com/networking/anatomy-of-a-ddos/ of what an active DDoS looks like. Types of AttacksIn order to know what to look for you have to understand the four basic types of attacks. I will outline this and talk about how modern attacks are affecting Internet Service Providers (ISPs). In my...
Continue reading...Garmin gets hit with Ransomware
https://www.forbes.com/sites/barrycollins/2020/07/25/will-garmin-pay-10m-ransom-to-end-two-day-outage/#2e6983423164 Garmin is reportedly being asked to pay a $10 million ransom to free its systems from a cyberattack that has taken down many of its services for two days. The navigation company was hit by a ransomware attack on Thursday, leaving customers unable to log fitness sessions in Garmin apps and pilots unable to download flight plans for aircraft navigation systems, among other problems. The company’s communication systems have also been taken offline, leaving it unable to respond to disgruntled customers. Garmin employees...
Continue reading...Mikrotik BGP firewall rules for security
This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.To view this content, you must be a member of Justin’s Patreon Unlock with PatreonAlready a qualifying Patreon member? Refresh to access this content.
Continue reading...Is your password secure?
One of the reasons to use password managers such as LastPass with 2Factor authentication
Continue reading...Updated Mikrotik firewall script from Rick Frey
Our friend Rick Frey has updated his Mikrotik Firewall script for securing RouterOS
Continue reading...Interesting product: Firewalla
Interesting product. https://firewalla.com/
Continue reading...Equinix Customers – New Access requirements coming in October
For anyone with equipment inside Equinix facilities you need to complete a security profile. This goes into place in October.
Continue reading...Corporate vs ISP networks for the ISP
This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.To view this content, you must be a member of Justin’s Patreon Unlock with PatreonAlready a qualifying Patreon member? Refresh to access this content.
Continue reading...Circle City Con 7.0
https://www.eventbrite.com/e/circlecitycon-70-tickets-62810947234 Continuing our year after year record breaking attendance, CircleCityCon 7.0 promises to test our limits and deliver to you a conference unique from all the others. Since Circle 1 we have delivered trainings for free with the option to reserve a seat for a modest fee. Since Circle 2 we brought the arcades in. Since Circle 3 we have put on fun themes and stories attendees will enjoy participating in, or feel free to ignore, since Circle 4 we have put on...
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