点按 新增标签，建立新的标签名称与新增成员，或于新增成员中，将朋友加入已设定的标签内。
[a hundred and five] The specter of this attack could be mitigated by enabling Sign's Registration Lock feature, a type of two-issue authentication that needs the user to enter a PIN to register the telephone number on a different device.[146]
Some of the organizers have moved to encrypted messaging applications like Telegram and Sign, which can't be as simply monitored as social networking platforms. ^
In accordance with John Ratcliffe, as of 2025 Signal is mounted by default about the units of most CIA workers and its use is roofed by common onboarding education.[111]
Sign's app icon may be transformed with a variety of colour themes for personalization and to hide the app. The applying name can even be customized.[132] Messages may have consequences like spoilers and italics, and consumers can increase each other by means of QR code.[133]
On nine August 2022, Ismail Sabri Yaakob, the Primary Minister of Malaysia, described that his Signal account was "hacked" and infiltrated by a third party, sending out messages and impersonating the politician. No facts were disclosed concerning the process used to achieve usage of the account.[215]
Signal's terms of support states the merchandise will not be utilized to violate the regulation.[237] In keeping with a previous staff, Sign's Management at Signal中文版 enough time instructed him they'd say a thing "if and when persons start out abusing Sign or executing things which we predict are horrible".
Sign requires which the consumer provide a phone quantity for verification,[141] eliminating the necessity for user names or passwords and facilitating Speak to discovery (see beneath).[142] The variety doesn't have to become similar to on the unit's SIM card; it can also be a VoIP selection[141] or a landline assuming that the user can obtain the verification code and possess a different unit to put in place the software package.
A year later, inside the runup to an in the long run scarcely attended sequel to Unite the ideal in D.C., organizers appeared to stay off the platform, opting rather to discuss logistics above Facebook Messenger along with the encrypted texting application Sign. ^
This obligatory relationship to your phone number (a function Signal shares with WhatsApp, KakaoTalk, and Other individuals) has become criticized for a "important issue" for privacy-conscious customers who're not cozy with providing out their personal amount.
Among the list of things which I used to be briefed on quite early, senator, was through the CIA information management folks about the use of Signal as a permissible work use," Ratcliffe said. ^
端到端加密：所有消息、语音、文件传输都经过加密，确保第三方无法读取。
The declare that Signal is utilized to fund terrorist or criminal functions would be the justification for Turkey to criminalize the application for the general inhabitants, which Abdullah Bozkurt claims is a means the "government abuses its counterterrorism legislation to punish critics, opponents and dissidents."[243][244]
Signal employs cell telephone figures to register and regulate user accounts, however configurable usernames were being added in March 2024 to allow end users to cover their phone figures from other end users.