GS Shuster - US Patent 8,126,971, 2012 - Google Patents
A system and method for determining whether an e-mail originates from a sender authorized by an address provider to send the e-mail to an intended recipient's e-mail address. The e …
GS Shuster - US Patent 10,284,597, 2019 - Google Patents
A system and method for determining whether an e-mail originates from a sender authorized by an address provider to send the e-mail to an intended recipient's e-mail address. The e …
GS Shuster - US Patent 8,364,773, 2013 - Google Patents
A system and method for determining whether an e-mail originates from a sender authorized by an address provider to send the e-mail to an intended recipient's e-mail address. The e …
R Fukasawa, A Higashizono, N Hashisaka… - US Patent …, 2015 - Google Patents
To allow inspecting whether a security check of a planned outgoing email is finished in an outgoing email check system, a check data providing apparatus 2 of an outgoing email …
RP Zager, JJ Picazo Jr, NR Vempaty, W Ames… - US Patent …, 2014 - Google Patents
(65) Prior Publication Data OTHER PUBLICATIONS US 2012/O136948A1 May 31, 2012 “US Appl. No. 10/778,956, Advisory Action mailed May 3, 2007”. Related US Application …
PM Goldstein - US Patent 11,582,263, 2023 - Google Patents
US11582263B2 - Centralized validation of email senders via EHLO name and IP address targeting - Google Patents US11582263B2 - Centralized validation of email senders via EHLO …
RP Zager, JJ Picazo Jr, NR Vempaty, W Ames… - US Patent …, 2018 - Google Patents
Techniques are presented for uniquely identifying authentication associated with messages. A message is inspected for sender or domain identifying information associated with a …
RP Zager, JJ Picazo Jr, NR Vempaty, W Ames… - US Patent …, 2021 - Google Patents
Techniques are presented for uniquely identifying authentication associated with messages. A message is inspected for sender or domain identifying information associated with a …
PM Goldstein - US Patent 12,015,649, 2024 - Google Patents
A DNS server receives from a receiving email system, a DNS query for an email domain stored at the DNS server, the DNS query including identifying information of a sender of an …