use scrypt (#902)

diff --git a/go.mod b/go.mod
index 6099b9d..575b010 100644
--- a/go.mod
+++ b/go.mod
@@ -9,11 +9,12 @@
 	github.com/coreos/etcd v3.3.22+incompatible
 	github.com/coreos/pkg v0.0.0-20180108230652-97fdf19511ea // v4
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
-	github.com/go-chassis/foundation v0.1.1-0.20200825060850-b16bf420f7b3
+	github.com/elithrar/simple-scrypt v1.3.0 // indirect
+	github.com/go-chassis/foundation v0.3.0
 	github.com/go-chassis/go-archaius v1.3.2
 	github.com/go-chassis/go-chassis v0.0.0-20200826064053-d90be848aa10
 	github.com/go-chassis/paas-lager v1.1.1
-	github.com/gogo/protobuf v1.2.2-0.20190723190241-65acae22fc9d
+	github.com/gogo/protobuf v1.3.1
 	github.com/golang/protobuf v1.3.2
 	github.com/gorilla/websocket v1.4.2
 	github.com/hashicorp/serf v0.8.3
@@ -34,7 +35,7 @@
 	github.com/satori/go.uuid v1.1.0
 	github.com/spf13/cobra v0.0.0-20170624150100-4d647c8944eb
 	github.com/spf13/pflag v1.0.5
-	github.com/stretchr/testify v1.4.0
+	github.com/stretchr/testify v1.6.1
 	github.com/widuu/gojson v0.0.0-20170212122013-7da9d2cd949b
 	go.uber.org/zap v1.10.0
 	golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a
diff --git a/go.sum b/go.sum
index 3fc7ef0..a04e695 100644
--- a/go.sum
+++ b/go.sum
@@ -1,46 +1,65 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+cloud.google.com/go v0.38.0 h1:ROfEUZz+Gh5pa62DJWXSaonyu3StP6EA6lPEXPI6mCo=
 cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
+github.com/Azure/go-autorest/autorest v0.9.0 h1:MRvx8gncNaXJqOoLmhNjUAKh33JJF8LyxPhomEtOsjs=
 github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
+github.com/Azure/go-autorest/autorest/adal v0.5.0 h1:q2gDruN08/guU9vAjuPWff0+QIrpH6ediguzdAzXAUU=
 github.com/Azure/go-autorest/autorest/adal v0.5.0/go.mod h1:8Z9fGy2MpX0PvDjB1pEgQTmVqjGhiHBW7RJJEciWzS0=
+github.com/Azure/go-autorest/autorest/date v0.1.0 h1:YGrhWfrgtFs84+h0o46rJrlmsZtyZRg470CqAXTZaGM=
 github.com/Azure/go-autorest/autorest/date v0.1.0/go.mod h1:plvfp3oPSKwf2DNjlBjWF/7vwR+cUD/ELuzDCXwHUVA=
 github.com/Azure/go-autorest/autorest/mocks v0.1.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
+github.com/Azure/go-autorest/autorest/mocks v0.2.0 h1:Ww5g4zThfD/6cLb4z6xxgeyDa7QDkizMkJKe0ysZXp0=
 github.com/Azure/go-autorest/autorest/mocks v0.2.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
+github.com/Azure/go-autorest/logger v0.1.0 h1:ruG4BSDXONFRrZZJ2GUXDiUyVpayPmb1GnWeHDdaNKY=
 github.com/Azure/go-autorest/logger v0.1.0/go.mod h1:oExouG+K6PryycPJfVSxi/koC6LSNgds39diKLz7Vrc=
+github.com/Azure/go-autorest/tracing v0.5.0 h1:TRn4WjSnkcSy5AEG3pnbtFSwNtwzjr4VYyQflFE619k=
 github.com/Azure/go-autorest/tracing v0.5.0/go.mod h1:r/s2XiOKccPW3HrqB+W0TQzfbtp2fGCgRFtBroKn4Dk=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
 github.com/NYTimes/gziphandler v1.0.2-0.20180820182813-253f1acb9d9f h1:JliTHSbyp6SvSqw5Kdkd+kq2jJueTlDNQCyyr+4+/0o=
 github.com/NYTimes/gziphandler v1.0.2-0.20180820182813-253f1acb9d9f/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
+github.com/OneOfOne/xxhash v1.2.2 h1:KMrpdQIwFcEqXDklaen+P1axHaj9BSKzvpUUfnHldSE=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
+github.com/PuerkitoBio/purell v1.0.0 h1:0GoNN3taZV6QI81IXgCbxMyEaJDXMSIjArYBCYzVVvs=
 github.com/PuerkitoBio/purell v1.0.0/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
+github.com/PuerkitoBio/urlesc v0.0.0-20160726150825-5bd2802263f2 h1:JCHLVE3B+kJde7bIEo5N4J+ZbLhp0J1Fs+ulyRws4gE=
 github.com/PuerkitoBio/urlesc v0.0.0-20160726150825-5bd2802263f2/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
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 github.com/Shopify/sarama v1.18.0 h1:Ha2FAOngREft7C44ouUXDxSZ/Y/77IDCMV1YS4AnUkI=
 github.com/Shopify/sarama v1.18.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
 github.com/Shopify/toxiproxy v2.1.4+incompatible h1:TKdv8HiTLgE5wdJuEML90aBgNWsokNbMijUGhmcoBJc=
 github.com/Shopify/toxiproxy v2.1.4+incompatible/go.mod h1:OXgGpZ6Cli1/URJOF1DMxUHB2q5Ap20/P/eIdh4G0pI=
+github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc h1:cAKDfWh5VpdgMhJosfJnn5/FoN2SRZ4p7fJNX58YPaU=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
+github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf h1:qet1QNfXsQxTZqLG4oE62mJzwPIB8+Tee4RNCL9ulrY=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/apache/servicecomb-service-center v0.0.0-20200723031815-784c3533a8f2/go.mod h1:jiw0zTHphl1PVLX+LgftTSebaECo7XX6qwCNUONSMvE=
 github.com/apache/thrift v0.0.0-20180125231006-3d556248a8b9 h1:ymi1nHra1RZXqjg5xvka4YVyK+3uKPk2B9HUlPRIiBc=
 github.com/apache/thrift v0.0.0-20180125231006-3d556248a8b9/go.mod h1:cp2SuWMxlEZw2r+iP2GNCdIi4C1qmUzdZFSVb+bacwQ=
+github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e h1:QEF07wC0T1rKkctt1RINW/+RMTVmiwxETico2l3gxJA=
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da h1:8GUt8eRujhVEGZFFEjBj46YV4rDjvGrNxb0KMWYkL2I=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
+github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310 h1:BUAU3CGlLvorLI26FmByPp2eC2qla6E1Tw+scpcg/to=
 github.com/armon/go-radix v0.0.0-20180808171621-7fddfc383310/go.mod h1:ufUuZ+zHj4x4TnLV4JWEpy2hxWSpsRywHrMgIH9cCH8=
 github.com/astaxie/beego v1.8.0 h1:Rc5qRXMy5fpxq3FEi+4nmykYIMtANthRJ8hcoY+1VWM=
 github.com/astaxie/beego v1.8.0/go.mod h1:0R4++1tUqERR0WYFWdfkcrsyoVBCG4DgpDGokT3yb+U=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973 h1:xJ4a3vCFaGF/jqvzLMYoU8P317H5OQ+Via4RmuPwCS0=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
+github.com/bgentry/speakeasy v0.1.0 h1:ByYyxL9InA1OWqxJqqp2A5pYHUrCiAL6K3J+LKSsQkY=
 github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
 github.com/cenkalti/backoff v2.0.0+incompatible h1:5IIPUHhlnUZbcHQsQou5k1Tn58nJkeJL9U+ig5CHJbY=
 github.com/cenkalti/backoff v2.0.0+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
+github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/cheggaaa/pb v1.0.25 h1:tFpebHTkI7QZx1q1rWGOKhbunhZ3fMaxTvHDWn1bH/4=
 github.com/cheggaaa/pb v1.0.25/go.mod h1:pQciLPpbU0oxA0h+VJYYLxO+XeDQb5pZijXscXHm81s=
+github.com/client9/misspell v0.3.4 h1:ta993UF76GwbvJcIo3Y68y/M3WxlpEHPWIGDkJYwzJI=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
+github.com/coocood/freecache v1.0.1 h1:oFyo4msX2c0QIKU+kuMJUwsKamJ+AKc2JJrKcMszJ5M=
 github.com/coocood/freecache v1.0.1/go.mod h1:ePwxCDzOYvARfHdr1pByNct1at3CoKnsipOHwKlNbzI=
 github.com/coreos/bbolt v1.3.3 h1:n6AiVyVRKQFNb6mJlwESEvvLoDyiTzXX7ORAUlkeBdY=
 github.com/coreos/bbolt v1.3.3/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
@@ -58,6 +77,7 @@
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
+github.com/docker/spdystream v0.0.0-20160310174837-449fdfce4d96 h1:cenwrSVm+Z7QLSV/BsnenAOcDXdX4cMv4wP0B/5QbPg=
 github.com/docker/spdystream v0.0.0-20160310174837-449fdfce4d96/go.mod h1:Qh8CwZgvJUkLughtfhJv5dyTYa91l1fOUCrgjqmcifM=
 github.com/dustin/go-humanize v1.0.0 h1:VSnTsYCnlFHaM2/igO1h6X3HA71jcobQuxemgkq4zYo=
 github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
@@ -67,23 +87,32 @@
 github.com/eapache/go-xerial-snappy v0.0.0-20180814174437-776d5712da21/go.mod h1:+020luEh2TKB4/GOp8oxxtq0Daoen/Cii55CzbTV6DU=
 github.com/eapache/queue v1.1.0 h1:YOEu7KNc61ntiQlcEeUIoDTJ2o8mQznoNvUhiigpIqc=
 github.com/eapache/queue v1.1.0/go.mod h1:6eCeP0CKFpHLu8blIFXhExK/dRa7WDZfr6jVFPTqq+I=
+github.com/elazarl/goproxy v0.0.0-20170405201442-c4fc26588b6e h1:p1yVGRW3nmb85p1Sh1ZJSDm4A4iKLS5QNbvUHMgGu/M=
 github.com/elazarl/goproxy v0.0.0-20170405201442-c4fc26588b6e/go.mod h1:/Zj4wYkgs4iZTTu3o/KG3Itv/qCCa8VVMlb3i9OVuzc=
+github.com/elithrar/simple-scrypt v1.3.0 h1:KIlOlxdoQf9JWKl5lMAJ28SY2URB0XTRDn2TckyzAZg=
+github.com/elithrar/simple-scrypt v1.3.0/go.mod h1:U2XQRI95XHY0St410VE3UjT7vuKb1qPwrl/EJwEqnZo=
 github.com/emicklei/go-restful v0.0.0-20170410110728-ff4f55a20633/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
 github.com/emicklei/go-restful v2.12.0+incompatible h1:SIvoTSbsMEwuM3dzFirLwKc4BH6VXP5CNf+G1FfJVr4=
 github.com/emicklei/go-restful v2.12.0+incompatible/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
+github.com/evanphx/json-patch v4.2.0+incompatible h1:fUDGZCv/7iAN7u0puUVhvKCcsR6vRfwrJatElLBEf0I=
 github.com/evanphx/json-patch v4.2.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
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 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
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 github.com/fzipp/gocyclo v0.0.0-20150627053110-6acd4345c835/go.mod h1:BjL/N0+C+j9uNX+1xcNuM9vdSIcXCZrQZUYbXOFbgN8=
 github.com/ghodss/yaml v0.0.0-20150909031657-73d445a93680/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
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+github.com/gin-contrib/sse v0.0.0-20190301062529-5545eab6dad3 h1:t8FVkw33L+wilf2QiWkw0UV77qRpcH/JHPKGpKa2E8g=
 github.com/gin-contrib/sse v0.0.0-20190301062529-5545eab6dad3/go.mod h1:VJ0WA2NBN22VlZ2dKZQPAPnyWw5XTlK1KymzLKsr59s=
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 github.com/gin-gonic/gin v1.4.0/go.mod h1:OW2EZn3DO8Ln9oIKOvM++LBO+5UPHJJDH72/q/3rZdM=
 github.com/go-chassis/foundation v0.1.1-0.20191113114104-2b05871e9ec4/go.mod h1:21/ajGtgJlWTCeM0TxGJdRhO8bJkKirWyV8Stlh6g6c=
-github.com/go-chassis/foundation v0.1.1-0.20200825060850-b16bf420f7b3 h1:c+bwT0qLY69jSU8TmzuNcb9UL/QFAiU96kjuX5TMiQc=
 github.com/go-chassis/foundation v0.1.1-0.20200825060850-b16bf420f7b3/go.mod h1:21/ajGtgJlWTCeM0TxGJdRhO8bJkKirWyV8Stlh6g6c=
+github.com/go-chassis/foundation v0.3.0 h1:jG4BIrK8fXD9jbTtJ5rOLGQZ1pQI/mLnDuVJzToCtos=
+github.com/go-chassis/foundation v0.3.0/go.mod h1:2PjwqpVwYEVaAldl5A58a08viH8p27pNeYaiE3ZxOBA=
 github.com/go-chassis/glog v0.0.0-20180920075250-95a09b2413e9 h1:z6ezGZIJVMl2Yo0gOJlv8jOvCDFi9W3TLADQvJ6Z2t0=
 github.com/go-chassis/glog v0.0.0-20180920075250-95a09b2413e9/go.mod h1:tfdQUl8deEC8YmpbYjbSZJv7Y/7hC0ag9n3RVrjIoJs=
 github.com/go-chassis/go-archaius v1.3.2 h1:b52voYtSL+fukmvg/rsn/quw/hgDWtV945adl0VV8Lg=
@@ -96,26 +125,35 @@
 github.com/go-chassis/paas-lager v1.1.1 h1:/6wqawUGjPCpd57A/tzJzgC4MnEhNuigbayQS+2VWPQ=
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@@ -214,6 +266,7 @@
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@@ -224,6 +277,7 @@
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@@ -241,7 +295,9 @@
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 github.com/natefinch/lumberjack v0.0.0-20170531160350-a96e63847dc3 h1:BDvcX7oM8ZWOS08LQXaW8ucGblfoSG4srpoW6pKhvqs=
 github.com/natefinch/lumberjack v0.0.0-20170531160350-a96e63847dc3/go.mod h1:Wi9p2TTF5DG5oU+6YfsmYQpsTIOm0B1VNzQg9Mw6nPk=
@@ -275,7 +334,9 @@
 github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=
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 github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
+github.com/pborman/uuid v1.2.0 h1:J7Q5mO4ysT1dv8hyrUGHb9+ooztCXu1D8MY8DZYsu3g=
 github.com/pborman/uuid v1.2.0/go.mod h1:X/NO0urCmaxf9VXbdlT7C2Yzkj2IKimNn4k+gtPdI/k=
+github.com/peterbourgon/diskv v2.0.1+incompatible h1:UBdAOUP5p4RWqPBg048CAvpKN+vxiaj6gdUUzhl4XmI=
 github.com/peterbourgon/diskv v2.0.1+incompatible/go.mod h1:uqqh8zWWbv1HBMNONnaR/tNboyR3/BZd58JJSHlUSCU=
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 github.com/pierrec/lz4 v2.0.5+incompatible/go.mod h1:pdkljMzZIN41W+lC3N2tnIh5sFi+IEE17M5jbnwPHcY=
@@ -285,6 +346,7 @@
 github.com/pmezard/go-difflib v0.0.0-20151028094244-d8ed2627bdf0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/posener/complete v1.1.1 h1:ccV59UEOTzVDnDUEFdT95ZzHVZ+5+158q8+SJb2QV5w=
 github.com/posener/complete v1.1.1/go.mod h1:em0nMJCgc9GFtwrmVmEMR/ZL6WyhyjMBndrE9hABlRI=
 github.com/prometheus/client_golang v0.9.1 h1:K47Rk0v/fkEfwfQet2KWhscE0cJzjgCCDBG2KHZoVno=
 github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw=
@@ -300,6 +362,7 @@
 github.com/rcrowley/go-metrics v0.0.0-20180503174638-e2704e165165/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
 github.com/rs/cors v0.0.0-20170608165155-8dd4211afb5d h1:573lGU02rfWK16h656qmmul1zPul8WPPCDekyq+keVs=
 github.com/rs/cors v0.0.0-20170608165155-8dd4211afb5d/go.mod h1:gFx+x8UowdsKA9AchylcLynDq+nNFfI8FkUZdN/jGCU=
+github.com/ryanuber/columnize v0.0.0-20160712163229-9b3edd62028f h1:UFr9zpz4xgTnIE5yIMtWAMngCdZ9p/+q6lTbgelo80M=
 github.com/ryanuber/columnize v0.0.0-20160712163229-9b3edd62028f/go.mod h1:sm1tb6uqfes/u+d4ooFouqFdy9/2g9QGwK3SQygK0Ts=
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 github.com/satori/go.uuid v1.1.0/go.mod h1:dA0hQrYB0VpLJoorglMZABFdXlWrHn1NEOzdhQKdks0=
@@ -315,7 +378,9 @@
 github.com/smartystreets/goconvey v0.0.0-20190330032615-68dc04aab96a/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
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 github.com/soheilhy/cmux v0.1.4/go.mod h1:IM3LyeVVIOuxMH7sFAkER9+bJ4dT7Ms6E4xg4kGIyLM=
+github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72 h1:qLC7fQah7D6K1B0ujays3HV9gkFtllcxhzImRR7ArPQ=
 github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
+github.com/spf13/afero v1.2.2 h1:5jhuqJyZCZf2JRofRvN/nIFgIWNzPa3/Vz8mYylgbWc=
 github.com/spf13/afero v1.2.2/go.mod h1:9ZxEEn6pIJ8Rxe320qSDBk6AsU0r9pR7Q4OcevTdifk=
 github.com/spf13/cast v1.2.0 h1:HHl1DSRbEQN2i8tJmtS6ViPyHx35+p51amrdsiTCrkg=
 github.com/spf13/cast v1.2.0/go.mod h1:r2rcYCSwa1IExKTDiTfzaxqT2FNHs8hODu4LnUfgKEg=
@@ -330,10 +395,12 @@
 github.com/stretchr/testify v0.0.0-20151208002404-e3a8ff8ce365/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
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 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
-github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
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+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5 h1:LnC5Kc/wtumK+WB441p7ynQJzVuNRJiqddSIE3IlSEQ=
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
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 github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGrc=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
@@ -349,13 +416,16 @@
 github.com/xiang90/probing v0.0.0-20160813154853-07dd2e8dfe18/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
 go.etcd.io/bbolt v1.3.4 h1:hi1bXHMVrlQh6WwxAy+qZCV/SYIlqo+Ushwdpa4tAKg=
 go.etcd.io/bbolt v1.3.4/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
+go.etcd.io/etcd v3.3.22+incompatible h1:6rUh61a1ijB5rJec+KAVzch3RqEnTcdwNizcMEeoSxU=
 go.etcd.io/etcd v3.3.22+incompatible/go.mod h1:yaeTdrJi5lOmYerz05bd8+V7KubZs8YSFZfzsF9A6aI=
+go.opencensus.io v0.21.0 h1:mU6zScU4U1YAFPHEHYk+3JC4SY7JxgkqS10ZOSyksNg=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.5.0 h1:OI5t8sDa1Or+q8AeE+yKeB/SDYioSHAgcVljj9JIETY=
 go.uber.org/atomic v1.5.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/multierr v1.1.0 h1:HoEmRHQPVSqub6w2z2d2EOVs2fjyFRGyofhKuyDq0QI=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
+go.uber.org/ratelimit v0.1.0 h1:U2AruXqeTb4Eh9sYQSTrMhH8Cb7M0Ian2ibBOnBcnAw=
 go.uber.org/ratelimit v0.1.0/go.mod h1:2X8KaoNd1J0lZV+PxJk/5+DGbO/tpwLR1m++a7FnB/Y=
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@@ -367,6 +437,7 @@
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a h1:vclmkQCjlDX5OydZ9wv8rBCcS0QyQY66Mpf/7BZbInM=
 golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/exp v0.0.0-20190121172915-509febef88a4 h1:c2HOrn5iMezYjSlGPncknSEr/8x5LELb/ilJbXi9DEA=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
 golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
@@ -439,7 +510,9 @@
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 golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c h1:IGkKhmfzcztjm6gYkykvu/NiS8kaqbCWAEWWAyf8J5U=
 golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7 h1:9zdDQZ7Thm29KFXgAX/+yaf3eVbP7djjWp/dXAppNCc=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+google.golang.org/api v0.4.0 h1:KKgc1aqhV8wDPbDzlDtpvyjZFY3vjz85FP7p4wcQUyI=
 google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
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@@ -452,6 +525,7 @@
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
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+gopkg.in/alecthomas/kingpin.v2 v2.2.6 h1:jMFz6MfLP0/4fUyZle81rXUoxOBFi19VUFKVDOQfozc=
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@@ -460,7 +534,9 @@
 gopkg.in/cheggaaa/pb.v1 v1.0.28/go.mod h1:V/YB90LKu/1FcN3WVnfiiE5oMCibMjukxqG/qStrOgw=
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+gopkg.in/go-playground/assert.v1 v1.2.1 h1:xoYuJVE7KT85PYWrN730RguIQO0ePzVRfFMXadIrXTM=
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+gopkg.in/go-playground/validator.v8 v8.18.2 h1:lFB4DoMU6B626w8ny76MV7VX6W2VHct2GVOI3xgiMrQ=
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@@ -474,7 +550,10 @@
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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@@ -482,15 +561,18 @@
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 k8s.io/klog v0.0.0-20181102134211-b9b56d5dfc92/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
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+sigs.k8s.io/structured-merge-diff v0.0.0-20190525122527-15d366b2352e h1:4Z09Hglb792X0kfOBBJUPFEyvVfQWrYT/l8h5EKA6JQ=
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diff --git a/pkg/privacy/password.go b/pkg/privacy/password.go
new file mode 100644
index 0000000..66f4ae2
--- /dev/null
+++ b/pkg/privacy/password.go
@@ -0,0 +1,62 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package privacy
+
+import (
+	"github.com/apache/servicecomb-service-center/pkg/log"
+	"github.com/elithrar/simple-scrypt"
+	"github.com/go-chassis/foundation/stringutil"
+	"golang.org/x/crypto/bcrypt"
+	"strings"
+)
+
+const (
+	algBcrypt = "$2a$"
+)
+
+//HashPassword
+//Deprecated: use ScryptPassword, this is only for unit test to test compatible with old version
+func HashPassword(pwd string) (string, error) {
+	hash, err := bcrypt.GenerateFromPassword([]byte(pwd), 14)
+	if err != nil {
+		return "", err
+	}
+	return stringutil.Bytes2str(hash), nil
+}
+func ScryptPassword(pwd string) (string, error) {
+	hash, err := scrypt.GenerateFromPassword([]byte(pwd), scrypt.DefaultParams)
+	if err != nil {
+		return "", err
+	}
+	return string(hash), nil
+}
+func SamePassword(hashedPwd, pwd string) bool {
+	if strings.HasPrefix(hashedPwd, algBcrypt) {
+		err := bcrypt.CompareHashAndPassword([]byte(hashedPwd), []byte(pwd))
+		if err == bcrypt.ErrMismatchedHashAndPassword {
+			log.Warn("incorrect password attempts")
+		}
+		return err == nil
+	}
+	err := scrypt.CompareHashAndPassword([]byte(hashedPwd), []byte(pwd))
+	if err == scrypt.ErrMismatchedHashAndPassword {
+		log.Warn("incorrect password attempts")
+	}
+	return err == nil
+
+}
diff --git a/pkg/privacy/password_test.go b/pkg/privacy/password_test.go
new file mode 100644
index 0000000..056f15f
--- /dev/null
+++ b/pkg/privacy/password_test.go
@@ -0,0 +1,39 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package privacy_test
+
+import (
+	"github.com/apache/servicecomb-service-center/pkg/privacy"
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestHashPassword(t *testing.T) {
+	h, _ := privacy.HashPassword("test")
+	t.Log(h)
+	mac, _ := privacy.ScryptPassword("test")
+	t.Log(mac)
+
+	t.Run("given old hash result, should be compatible", func(t *testing.T) {
+		same := privacy.SamePassword(h, "test")
+		assert.True(t, same)
+	})
+
+	sameMac := privacy.SamePassword(mac, "test")
+	assert.True(t, sameMac)
+}
diff --git a/server/service/rbac/authr_plugin.go b/server/service/rbac/authr_plugin.go
index 1d057ea..cfcfc72 100644
--- a/server/service/rbac/authr_plugin.go
+++ b/server/service/rbac/authr_plugin.go
@@ -21,6 +21,7 @@
 	"context"
 	"errors"
 	"github.com/apache/servicecomb-service-center/pkg/log"
+	"github.com/apache/servicecomb-service-center/pkg/privacy"
 	"github.com/apache/servicecomb-service-center/pkg/rbacframe"
 	"github.com/apache/servicecomb-service-center/server/service/rbac/dao"
 	"github.com/dgrijalva/jwt-go"
@@ -57,7 +58,7 @@
 		log.Error("get account err", err)
 		return "", err
 	}
-	same := SamePassword(account.Password, password)
+	same := privacy.SamePassword(account.Password, password)
 	if user == account.Name && same {
 		secret, err := GetPrivateKey()
 		if err != nil {
diff --git a/server/service/rbac/dao/account_dao.go b/server/service/rbac/dao/account_dao.go
index 94500f8..df0af4e 100644
--- a/server/service/rbac/dao/account_dao.go
+++ b/server/service/rbac/dao/account_dao.go
@@ -25,12 +25,11 @@
 	"fmt"
 	"github.com/apache/servicecomb-service-center/pkg/etcdsync"
 	"github.com/apache/servicecomb-service-center/pkg/log"
+	"github.com/apache/servicecomb-service-center/pkg/privacy"
 	"github.com/apache/servicecomb-service-center/pkg/rbacframe"
 	"github.com/apache/servicecomb-service-center/pkg/util"
 	"github.com/apache/servicecomb-service-center/server/core"
 	"github.com/apache/servicecomb-service-center/server/service/kv"
-	stringutil "github.com/go-chassis/foundation/string"
-	"golang.org/x/crypto/bcrypt"
 )
 
 var ErrDuplicated = errors.New("account is duplicated")
@@ -58,12 +57,12 @@
 	if exist {
 		return ErrDuplicated
 	}
-	hash, err := bcrypt.GenerateFromPassword([]byte(a.Password), 14)
+	hash, err := privacy.ScryptPassword(a.Password)
 	if err != nil {
 		log.Errorf(err, "pwd hash failed")
 		return err
 	}
-	a.Password = stringutil.Bytes2str(hash)
+	a.Password = hash
 	a.ID = util.GenerateUUID()
 	value, err := json.Marshal(a)
 	if err != nil {
diff --git a/server/service/rbac/dao/account_dao_test.go b/server/service/rbac/dao/account_dao_test.go
index 454c883..06c5b7d 100644
--- a/server/service/rbac/dao/account_dao_test.go
+++ b/server/service/rbac/dao/account_dao_test.go
@@ -19,6 +19,7 @@
 
 import (
 	"context"
+	"github.com/apache/servicecomb-service-center/pkg/privacy"
 	"github.com/apache/servicecomb-service-center/pkg/rbacframe"
 	mgr "github.com/apache/servicecomb-service-center/server/plugin"
 	"github.com/apache/servicecomb-service-center/server/plugin/discovery/etcd"
@@ -27,7 +28,6 @@
 	"github.com/apache/servicecomb-service-center/server/service/rbac/dao"
 	"github.com/astaxie/beego"
 	"github.com/stretchr/testify/assert"
-	"golang.org/x/crypto/bcrypt"
 	"testing"
 )
 
@@ -46,8 +46,8 @@
 		r, err := dao.GetAccount(context.Background(), "admin")
 		assert.NoError(t, err)
 		assert.Equal(t, "admin", r.Name)
-		hash, err := bcrypt.GenerateFromPassword([]byte("pwd"), 14)
-		err = bcrypt.CompareHashAndPassword(hash, []byte("pwd"))
-		assert.NoError(t, err)
+		hash, err := privacy.ScryptPassword("pwd")
+		b := privacy.SamePassword(hash, "pwd")
+		assert.True(t, b)
 	})
 }
diff --git a/server/service/rbac/password.go b/server/service/rbac/password.go
index 37b5875..644b3d5 100644
--- a/server/service/rbac/password.go
+++ b/server/service/rbac/password.go
@@ -19,9 +19,8 @@
 
 import (
 	"context"
+	"github.com/apache/servicecomb-service-center/pkg/privacy"
 	"github.com/apache/servicecomb-service-center/pkg/rbacframe"
-	stringutil "github.com/go-chassis/foundation/string"
-	"golang.org/x/crypto/bcrypt"
 
 	"github.com/apache/servicecomb-service-center/pkg/log"
 	"github.com/apache/servicecomb-service-center/server/service/rbac/dao"
@@ -63,7 +62,7 @@
 		log.Error("can not change pwd", err)
 		return err
 	}
-	same := SamePassword(old.Password, currentPassword)
+	same := privacy.SamePassword(old.Password, currentPassword)
 	if !same {
 		log.Error("current password is wrong", nil)
 		return ErrWrongPassword
@@ -76,12 +75,12 @@
 }
 
 func doChangePassword(ctx context.Context, old *rbacframe.Account, pwd string) error {
-	hash, err := bcrypt.GenerateFromPassword([]byte(pwd), 14)
+	hash, err := privacy.ScryptPassword(pwd)
 	if err != nil {
 		log.Error("pwd hash failed", err)
 		return err
 	}
-	old.Password = stringutil.Bytes2str(hash)
+	old.Password = hash
 	err = dao.EditAccount(ctx, old)
 	if err != nil {
 		log.Error("can not change pwd", err)
@@ -89,11 +88,3 @@
 	}
 	return nil
 }
-
-func SamePassword(hashedPwd, pwd string) bool {
-	err := bcrypt.CompareHashAndPassword([]byte(hashedPwd), []byte(pwd))
-	if err == bcrypt.ErrMismatchedHashAndPassword {
-		log.Warn("incorrect password attempts")
-	}
-	return err == nil
-}
diff --git a/server/service/rbac/rbca_test.go b/server/service/rbac/rbca_test.go
index b2a819f..50a2667 100644
--- a/server/service/rbac/rbca_test.go
+++ b/server/service/rbac/rbca_test.go
@@ -20,6 +20,7 @@
 import (
 	"context"
 	"fmt"
+	"github.com/apache/servicecomb-service-center/pkg/privacy"
 	"github.com/apache/servicecomb-service-center/pkg/rbacframe"
 	"github.com/apache/servicecomb-service-center/server/service/rbac"
 	"github.com/apache/servicecomb-service-center/server/service/rbac/dao"
@@ -86,7 +87,7 @@
 		assert.NoError(t, err)
 		a, err := dao.GetAccount(context.Background(), "a")
 		assert.NoError(t, err)
-		assert.True(t, rbac.SamePassword(a.Password, "Complicated_password2"))
+		assert.True(t, privacy.SamePassword(a.Password, "Complicated_password2"))
 	})
 	t.Run("change self password", func(t *testing.T) {
 		err := dao.CreateAccount(context.Background(), &rbacframe.Account{Name: "b", Password: "Complicated_password1"})
@@ -95,7 +96,7 @@
 		assert.NoError(t, err)
 		a, err := dao.GetAccount(context.Background(), "b")
 		assert.NoError(t, err)
-		assert.True(t, rbac.SamePassword(a.Password, "Complicated_password2"))
+		assert.True(t, privacy.SamePassword(a.Password, "Complicated_password2"))
 
 	})
 	t.Run("list kv", func(t *testing.T) {