Bryan Costales

Bryan Costales

Email Expert -- Author

San Francisco, California

Areas of Expertise:

  • sendmail
  • dkim
  • pthreads
  • DNS
  • SMPT
  • SPF
  • DKIM
  • DMARC
  • anti-spam
  • anti-phishing
  • Framemaker
  • fiction
  • short story
  • novel
  • programming
Bryan Costales lives and writes in San Francisco, California. He has been active in system administration and software development for more than 20 years and has been writing articles and books about computer software for more than 25 years. His most notable books are C from A to Z (Prentice Hall), Unix Communications (Howard Sams), and sendmail (O'Reilly Media). In addition to technical books, he also writes fiction fiction and hosts a free multimedia web site bcx.org. He is shopping for an agent for his first novel, "Jo." An is hard at work on his second novel, "Puppet."

sendmail sendmail
by Bryan Costales, Claus Assmann, George Jansen, Gregory Shapiro
Fourth Edition October 2007
Print: $59.99
Ebook: $47.99

sendmail 8.13 Companion sendmail 8.13 Companion
by Bryan Costales, George Jansen, Claus Assmann, Gregory Shapiro
September 2004
Print: $24.95

Sendmail Sendmail
by Bryan Costales
Third Edition December 2002
Ebook: $41.99

sendmail Desktop Reference sendmail Desktop Reference
by Bryan Costales, Eric Allman
March 1997
Print: $9.99

sendmail sendmail
by Bryan Costales
Second Edition January 1997
OUT OF PRINT

sendmail sendmail
by Neil Rickert, Bryan Costales, Eric Allman
November 1993
OUT OF PRINT