Healthcare Email Is Being Delivered to Unverified Servers, New Paubox Data Shows [Yahoo! Finance]
AdaptHealth Corp. - Class A (AHCO)
Company Research
Source: Yahoo! Finance
man-in-the-middle attacks, because email delivery often proceeds even when certificate validation fails. New research from Paubox found that encrypted email is routinely sent to servers with expired or self-signed certificates, preventing reliable verification of the recipient's identity. In an analysis of outbound healthcare email traffic, Paubox found that approximately 4.5% of connections were delivered to servers with expired or self-signed certificates. The analysis examined 784,961 unique email outbound email traffic relays used by the healthcare sector. Transport Layer Security (TLS) is widely relied on to encrypt email in transit. However, TLS depends on digital certificates to establish trust between sending and receiving servers. When certificates are expired or self-signed, encryption may still occur, but the integrity of the connection cannot be proven. Paubox found that cloud email platforms frequently deliver messages even when certificate validation fails, priorit
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AHCO
News
- AdaptHealth (NASDAQ:AHCO) was downgraded by analysts at <a style="font-weight:bold" href="https://weissratings.com/">Weiss Ratings</a> from a "hold (c-)" rating to a "sell (d+)" rating.MarketBeat
- 1 Safe-and-Steady Stock for Long-Term Investors and 2 We Avoid [Yahoo! Finance]Yahoo! Finance
- Returns At AdaptHealth (NASDAQ:AHCO) Are On The Way Up [Yahoo! Finance]Yahoo! Finance
- AdaptHealth (NASDAQ:AHCO) was upgraded by analysts at <a style="font-weight:bold" href="https://weissratings.com/">Weiss Ratings</a> from a "sell (d+)" rating to a "hold (c-)" rating.MarketBeat
- AdaptHealth (NASDAQ:AHCO) had its "sell (d+)" rating reaffirmed by analysts at <a style="font-weight:bold" href="https://weissratings.com/">Weiss Ratings</a>.MarketBeat
AHCO
Earnings
- 11/4/25 - Miss
AHCO
Analyst Actions
- 11/6/25 - Canaccord Genuity
AHCO
Sec Filings
- 1/13/26 - Form 4
- 1/13/26 - Form 4
- 12/5/25 - Form 4
- AHCO's page on the SEC website