Hacking the Kobo Clara HD – 4.1: Telnet over USB

Last time, we gained root telnet access to the Clara HD over WiFi; however, the connection can be quite temperamental. We will now use this to set up a network connection over USB, allowing for telnet access over a secure USB channel.

Set up

Hacking the Kobo Clara HD – 3: Gaining root telnet access

Last time, we dipped our toes into the waters of the Kobo Clara HD's USB interface. As it turns out, there is a lot more we can do with this simple interface. The Clara HD runs Linux, and we can easily gain root telnet… »

Hacking the Kobo Clara HD – 2: Bypassing registration/sign in

Last time, we imaged the internal storage of the Kobo Clara HD (and possibly expanded the internal storage capacity). Now we can begin setting up the device. We soon find, however, that the Clara HD requires us to log in with a Kobo account.… »

Hacking the Kobo Clara HD – 1: Hacking the internal microSD storage

Introduction

The Kobo Clara HD is the latest e-reader from Canadian ebook vendor Rakuten Kobo, sporting a 6-inch 300 ppi e-ink touchscreen, and 8 GB of internal memory.

The Clara HD, like its predecessors in the Kobo range, internally runs Linux, and is surprisingly amenable… »

Guide: Using Okta Verify with third-party TOTP (Google Authenticator, FreeOTP, etc.)

Okta is an identity management and single sign-on cloud provider. Okta supports multi-factor authentication through multiple mechanisms, but at my site, only the proprietary Okta Verify smartphone app was supported.

Thankfully, Okta Verify operates via the ‘industry standard Time-Based, One-Time Password Algorithm (TOTP)’,… »

Questionable crypto - Neal Asher's ‘Depature’

Last time, we investigated some questionable design choices in the TLS-like AF protocol from Autonomous. Today's unfortunate victim is a TOTP-like monstrosity from Neal Asher's The Departure. Near the end of the novel, the main character, Saul, commandeers a network of robots… »