Russia Is Cracking Down on End-to-End Encrypted Calls

Plus: ICE agents accidentally add a random person to a sensitive group chat, Norwegian intelligence blames the Kremlin for hacking a dam, and new facial recognition vans roam the UK...

Qualcomm Chipsets 安全漏洞

Qualcomm Chipsets are a family of chipsets from Qualcomm Incorporated USA. A security vulnerability exists in Qualcomm Chipsets that originates from a memory corruption when processing FIPS encrypted or decrypted IOCTL calls invoked from user space...

Denial Of Service

asterisk:sid is vulnerable to denial of service. The vulnerability due to a race condition in the hello handshake phase of the DTLS protocol when handling DTLS-SRTP for media setup. It allows an attacker can be done continuously, thus denying new DTLS-SRTP encrypted calls which can leads to denia...

Denial Of Service (DoS)

freeswitch is vulnerable to denial of service. An attacker may continuously deny encrypted calls, causing the system to crash...

CVE-2021-41105

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. When handling SRTP calls, FreeSWITCH prior to version 1.10.7 is susceptible to a DoS where calls can be terminated...

New Attack Lets Hackers Decrypt VoLTE Encryption to Spy on Phone Calls

A team of academic researchers—who previously made the headlines earlier this year for uncovering severe security issues in the 4G LTE and 5G networks—today presented a new attack called 'ReVoLTE ,' that could let remote attackers break the encryption used by VoLTE voice calls and spy on targeted...

New Signal App Brings Encrypted Calling to iPhone

iPhone users concerned about government surveillance efforts putting unencrypted calls at risk now have a free app at their disposal that brings secure communication to the Apple phone. Open WhisperSystems, developers of RedPhone for Android, have developed a similar app for iPhone called Signal,...

Phil Zimmermann Returns With Silent Circle Voice and Data Privacy

If you use encryption products to protect your data or communications, you owe a debt of gratitude to Phil Zimmermann. Now, Zimmermann is aiming to collect on that debt with his new company, Silent Circle, a startup that will provide secure phone, email and SMS communications. Zimmermann has been...