Archive
I can only agree with the statement: “Unlike passwords, telling people not to reuse PINs is unrealistic. PINs should be used only for local authentication and designed to be safely…
T-Mobile US offers a service called PAYG that lets you keep a phone number for 3 dollars per month. Services such as Google Hangouts require a US number, so this service is extreme…
If you fly Japan Airlines (JAL), you will arrive at Terminal 2E at Charles de Gaulle Airport (CDG), the gateway to Paris. Getting a SIM there is incredibly easy. When you enter the…
This time, starting on October 16, I traveled to Dresden, Germany’s historic city. Flights to Dresden were full and unavailable, so I had to travel overland from Berlin and obtaine…
OAuth PKCE (pronounced “pixy”), for which John Bradley (Ping), Naveen Agarwal (Google), and I are credited as co-authors, has been published as [RFC 7636]. It was originally called…
After a hard-fought 4 and a half years—starting with the formation of the working group—and then 6 hard-fought years, we have finally released OpenID Connect. OpenID Connect forms…
I updated my iPad 2 to iOS 7. Afterward, I could no longer connect using a b-mobile data-only SIM[1]. Looking closely, I found that the APN could no longer be saved. No matter how…
I am at IETF 84. As usual, I got a SIM, but this time I got one from Telus. The Plan I always agonize over is Talk + Data + Messaging , but that alone makes me uneasy, so I also ad…
The sp-mode mail problem—the one in which email addresses were switched—has become a hot topic. I could not fully understand it just by reading the articles, so I drew a diagram wh…
Just after leaving customs at Schiphol Airport, there is a shop selling unlocked phones and SIM cards. There, I bought a prepaid SIM from an MVNO called Ortel. €24.95=€9.95(sim car…
