MedSec CEO Justine Bone said shorting companies to profit off discovered vulnerabilities is a viable business model for the security community.

Mike Mimoso and Tom Spring preview Black Hat, which starts tomorrow in Las Vegas.

The FDA sent Abbott Laboratories a warning letter citing that it had inadequately addressed the security of the maligned Merlin@home Transmitter.

St. Jude Medical added another Merlin@home Transmitter medical device to its list of equipment vulnerable to a man-in-the-middle attack.

MedSec CEO Justine Bone talks to Mike Mimoso about the St. Jude Medical vulnerabilities, the considerations her company and Muddy Waters made in short selling St. Jude stock, and the current state of medical device security. Download: Justine_Bone_on_St._Jude_Vulnerabilities_and_Medical_Device_Security.mp3 Music by Chris Gonsalves

St. Jude Medical patched the Merlin@home Transmitter, addressing flaws made public last year in a controversial disclosure by MedSec Holdings and Muddy Waters.

The U.S. government has entered into the St. Jude-MedSec-Muddy Waters fray with an investigation into claims St. Jude medical devices are vulnerable to cyberattacks. The Food and Drug Administration and Department of Homeland Security also apparently disapprove of the approach taken by MedSec and Muddy Waters to short St. Jude stock rather than privately disclose...

St. Jude Medical yesterday filed a lawsuit alleging that investment research firm Muddy Waters and healthcare security research company Med Sec made false claims in a report focused on the security of St. Jude products. The report released Aug. 25 warned of potentially catastrophic cybersecurity vulnerabilities in St. Jude pacemakers, defibrillators and other medical devices....