Any technology they employ is not linked to a business by its internet address and is bought with cash.
The ambassador in Washington Yechiel Leiter, paid tribute to the pair as a "beautiful couple".They were "to be engaged", he said. "The young man purchased a ring this week with the intention of proposing to his girlfriend next week in Jerusalem."
Sarah Milgrim's father Robert said his family loved Mr Lischinsky, and that the couple were due to go to Israel on Sunday to meet his family, he told the BBC's US partner CBS News.Mr Lischinsky, 28, worked in the embassy's political department while Ms Milgrim, 26, had been a part of the public diplomacy department for a year and a half.He was a German-born Israeli citizen, served three years in the Israel Defence Forces and held a master's degree in government diplomacy and strategy from Reichman University.
He described himself on LinkedIn as "proud to call both Jerusalem and Nuremberg home" and as a wanting to "expand the circle of peace with our Arab neighbour".Friends told the BBC that Mr Lischinsky was a Christian with great belief in Israel.
Jenny Havemann, from Ra'anana, Israel, and said he was a "nice, modest calm and friendly" man, "a part of a Christian Zionist group, and he was very into bringing Germans and Israelis together".
Ronen Shoval, another friend described him as "a very devout Christian" who had moved to Israel from Germany. Many people wanted to understand his background. He was a serious Christian believer."The vote on same-sex marriage in the Republic of Ireland was held 22 years after homosexual acts were decriminalised in the country.
It meant a marriage between two people of the same sex would have the same status under the Irish constitution as a marriage between a man and a woman.Civil partnerships for same-sex couples had been legal in Ireland since 2010 - and this was the route many same-sex couples went down at first.
Michael Conlon, from Belfast, lived in the Republic of Ireland at the time of the referendum and was in a civil partnership with his now husband, Ger."I had always assumed civil partnership was pretty much it. You got all the rights as marriage and it turns out, in the south, that wasn't the case," he said.