I was not aware that the ITU had formalized swim lane diagrams into Message Sequence Charts. While you don’t need to use these formalizations, the choices they made, and the comparisons to UML’s diagrams can be interesting, especially if there are tricky corners where you’re having trouble modeling some flow. For example, “They work particularly…Read More Message Sequence Charts
The image above is the frequency with which streets travel a certain orientation, and it’s a nifty data visualization by Geoff Boeing. What caught my attention was not just the streets of Boston and Charlotte, but the lack of variability shown for Seattle, which is a city with two grids. But then there was this…Read More Threat Model Thursday: Legible Architecture
(Via Davide Mancino)Read More Pie Charts, or this could be hell
When I think about how to threat model well, one of the elements that is most important is how much people need to keep in their heads, the cognitive load if you will. In reading Charlie Stross’s blog post, “Writer, Interrupted” this paragraph really jumped out at me: One thing that coding and writing fiction…Read More Diagrams in Threat Modeling
Recently the kind folks at No Starch Press sent me a review copy of Rich Bejtlich’s newest book The Practice of Network Security Monitoring and I can’t recommend it enough. It is well worth reading from a theory perspective, but where it really shines is digging into the nuts and bolts of building an NSM…Read More A Mini-Review of "The Practice of Network Security Monitoring"
This is really cool. All Streets is a map of the United States made of nothing but roads. A surprisingly accurate map of the country emerges from the chaos of our roads: All Streets consists of 240 million individual road segments. No other features — no outlines, cities, or types of terrain — are marked,…Read More Emergent Map: Streets of the US
Eric Fischer is doing work on comparing locals and tourists and where they photograph based on big Flickr data. It’s fascinating to try to identify cities from the thumbnails in his “Locals and Tourists” set. (I admit, I got very few right, either from “one at a time” or by looking for cities I know.)…Read More Map of Where Tourists Take Pictures
Via Investors.comRead More A pie chart worth looking at
It’s hard not to be impressed by an ad like this.Read More Truth in Advertising Comes to Facebook Ads
Quoting Michael Zimmer: [Yesterday was] the start of Banned Books Week 2009, the 28th annual celebration of the freedom to choose what we read, as well as the freedom to select from a full array of possibilities. Hundreds of books are challenged in schools and libraries in the United States each year. Here’s a great…Read More Happy Banned Books Week!