diff --git a/cores.sh b/cores.sh
index 8c60997..5c85f58 100755
--- a/cores.sh
+++ b/cores.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (c) 2019-2021 Mischa Peters <mischa @ openbsd.amsterdam>
+# Copyright (c) 2019-2022 Mischa Peters <mischa @ openbsd.amsterdam>
 #
 # Permission to use, copy, modify, and distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above
@@ -16,7 +16,9 @@
 #
 test -n "$1" || exit 1
 HOST="$1"
-COMMUNITY="public"
+AUTHPASS="tropic shark reefs"
+USER="random"
+PRIVPASS="equ5xerhiffid7klevuk"
 RRDFILES="/home/mischa/rrd"
 IMAGES="/var/www/rrdtool/obsda.ms"
 WATERMARK="OpenBSD Amsterdam - https://obsda.ms"
@@ -45,7 +47,7 @@ ${RRDTOOL} create ${RRDFILES}/${HOST}-cores.rrd \
 	RRA:MAX:0.5:1:20000
 fi
 
-snmp walk -v2c -c ${COMMUNITY} ${HOST} hrProcessorLoad | awk '{print $4}' > ${CPUINFO}
+snmp walk -A "${AUTHPASS}" -l authPriv -u ${USER} -X "${PRIVPASS}" ${HOST} hrProcessorLoad | awk '{print $4}' > ${CPUINFO}
 CORES=$(cat ${CPUINFO} | wc -l)
 ACT_CORES=$((${CORES}/2))
 CPU_LOAD=$(cat ${CPUINFO} | paste -s -d: - | cut -d: -f1-${ACT_CORES})
diff --git a/cpu_load.sh b/cpu_load.sh
index 8f5ebdb..c66e362 100755
--- a/cpu_load.sh
+++ b/cpu_load.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (c) 2019-2021 Mischa Peters <mischa @ openbsd.amsterdam>
+# Copyright (c) 2019-2022 Mischa Peters <mischa @ openbsd.amsterdam>
 #
 # Permission to use, copy, modify, and distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above
@@ -16,7 +16,9 @@
 #
 test -n "$1" || exit 1
 HOST="$1"
-COMMUNITY="public"
+AUTHPASS="tropic shark reefs"
+USER="random"
+PRIVPASS="equ5xerhiffid7klevuk"
 RRDFILES="/home/mischa/rrd"
 IMAGES="/var/www/rrdtool/obsda.ms"
 WATERMARK="OpenBSD Amsterdam - https://obsda.ms"
@@ -35,7 +37,7 @@ ${RRDTOOL} create ${RRDFILES}/${HOST}-cpu.rrd \
 	RRA:MAX:0.5:1:20000
 fi
 
-snmp walk -v2c -c ${COMMUNITY} ${HOST} hrProcessorLoad | awk '{print $4}' > ${CPUINFO}
+snmp walk -A "${AUTHPASS}" -l authPriv -u ${USER} -X "${PRIVPASS}" ${HOST} hrProcessorLoad | awk '{print $4}' > ${CPUINFO}
 CORES=$(grep -cv "^0$" ${CPUINFO})
 CPU_LOAD_SUM=$(awk '{sum += $1} END {print sum}' ${CPUINFO})
 CPU_LOAD=$(echo "scale=2; ${CPU_LOAD_SUM}/${CORES}" | bc -l)
diff --git a/ifdescr.sh b/ifdescr.sh
index 3ce244c..fb98b18 100755
--- a/ifdescr.sh
+++ b/ifdescr.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (c) 2019-2021 Mischa Peters <mischa @ openbsd.amsterdam>
+# Copyright (c) 2019-2022 Mischa Peters <mischa @ openbsd.amsterdam>
 #
 # Permission to use, copy, modify, and distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above
@@ -14,10 +14,12 @@
 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #
-# Get list of interfaces with: snmp walk -v2c -c public <host> ifDescr
+# Get list of interfaces with: snmp walk -A <authpass> -l authPriv -u <user> -X <privpass> <host> ifDescr
 #
 test -n "$1" || exit 1
 HOST="$1"
-COMMUNITY="public"
+AUTHPASS="tropic shark reefs"
+USER="random"
+PRIVPASS="equ5xerhiffid7klevuk"
 
-snmp walk -v2c -c ${COMMUNITY} ${HOST} ifDescr
+snmp walk -A "${AUTHPASS}" -l authPriv -u ${USER} -X "${PRIVPASS}" ${HOST} ifDescr
diff --git a/interface.sh b/interface.sh
index 4056dea..30e32dd 100755
--- a/interface.sh
+++ b/interface.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (c) 2019-2021 Mischa Peters <mischa @ openbsd.amsterdam>
+# Copyright (c) 2019-2022 Mischa Peters <mischa @ openbsd.amsterdam>
 #
 # Permission to use, copy, modify, and distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above
@@ -14,13 +14,13 @@
 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #
-# Get list of interfaces with: snmp walk -v2c -c public <host> ifDescr
-#
 test -n "$1" || exit 1
 test -n "$2" || exit 1
 HOST="$1"
 INTERFACE="$2"
-COMMUNITY="public"
+AUTHPASS="tropic shark reefs"
+USER="random"
+PRIVPASS="equ5xerhiffid7klevuk"
 RRDFILES="/home/mischa/rrd"
 WATERMARK="OpenBSD Amsterdam - https://obsda.ms"
 IMAGES="/var/www/rrdtool/obsda.ms"
@@ -46,9 +46,9 @@ ${RRDTOOL} create ${RRDFILES}/${HOST}-${INTERFACE}.rrd \
 	RRA:MAX:0.5:288:797
 fi
 
-IN=$(snmp walk -v2c -c ${COMMUNITY} ${HOST} ifInOctets.${INTERFACE} | awk '{print $4}')
-OUT=$(snmp walk -v2c -c ${COMMUNITY} ${HOST} ifOutOctets.${INTERFACE} | awk '{print $4}')
-DESCR=$(snmp walk -v2c -c ${COMMUNITY} ${HOST} ifDescr.${INTERFACE} | awk '{print $4}')
+IN=$(snmp walk -A "${AUTHPASS}" -l authPriv -u ${USER} -X "${PRIVPASS}" ${HOST} ifInOctets.${INTERFACE} | awk '{print $4}')
+OUT=$(snmp walk -A "${AUTHPASS}" -l authPriv -u ${USER} -X "${PRIVPASS}" ${HOST} ifOutOctets.${INTERFACE} | awk '{print $4}')
+DESCR=$(snmp walk -A "${AUTHPASS}" -l authPriv -u ${USER} -X "${PRIVPASS}" ${HOST} ifDescr.${INTERFACE} | awk '{print $4}')
 
 ${RRDTOOL} update ${RRDFILES}/${HOST}-${INTERFACE}.rrd N:${IN}:${OUT}
 
diff --git a/relayd.sh b/relayd.sh
deleted file mode 100755
index e4343ce..0000000
--- a/relayd.sh
+++ /dev/null
@@ -1,73 +0,0 @@
-#!/bin/sh
-#
-# Copyright (c) 2019-2020 Mischa Peters <mischa @ openbsd.amsterdam>
-#
-# Permission to use, copy, modify, and distribute this software for any
-# purpose with or without fee is hereby granted, provided that the above
-# copyright notice and this permission notice appear in all copies.
-#
-# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
-# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-#
-# Get list of interfaces with: snmpctl snmp walk <host> community public oid ifDescr
-#
-test -n "$1" || exit 1
-test -n "$2" || exit 1
-HOST="$1"
-INTERFACE="relayd"
-COMMUNITY="public"
-RRDFILES="/home/mischa/relayd"
-WATERMARK="OpenBSD Amsterdam - https://obsda.ms"
-IMAGES="/var/www/rrdtool/obsda.ms"
-RRDTOOL="/usr/local/bin/rrdtool"
-NOW=$(date "+%Y-%m-%d %H:%M:%S %Z" | sed 's/:/\\:/g')
-
-if ! test -f "${RRDFILES}/${HOST}-${INTERFACE}.rrd"
-then
-echo "Creating ${RRDFILES}/${HOST}-${INTERFACE}.rrd"
-${RRDTOOL} create ${RRDFILES}/${HOST}-${INTERFACE}.rrd \
-	--step 300 \
-	DS:ds0:COUNTER:600:0:1250000000 \
-	DS:ds1:COUNTER:600:0:1250000000  \
-	RRA:AVERAGE:0.5:1:600 \
-	RRA:AVERAGE:0.5:6:700 \
-	RRA:AVERAGE:0.5:24:775 \
-	RRA:AVERAGE:0.5:288:797 \
-	RRA:MAX:0.5:1:600 \
-	RRA:MAX:0.5:6:700 \
-	RRA:MAX:0.5:24:775 \
-	RRA:MAX:0.5:288:797
-fi
-
-IN=$(snmpctl snmp get ${HOST} community ${COMMUNITY} oid ifInOctets.${INTERFACE} | cut -d= -f2)
-OUT=$(snmpctl snmp get ${HOST} community ${COMMUNITY} oid ifOutOctets.${INTERFACE} | cut -d= -f2)
-DESCR="TEST"
-
-${RRDTOOL} update ${RRDFILES}/${HOST}-${INTERFACE}.rrd N:${IN}:${OUT}
-
-${RRDTOOL} graph ${IMAGES}/${HOST}-${INTERFACE}.png \
-	--start -43200 \
-	--title "${HOST} - ${VERSION} - ${DESCR}" \
-	--vertical-label "Bits per Second" \
-	--watermark "${WATERMARK}" \
-	--color BACK#ffffff \
-	--border 0 \
-	DEF:IN=${RRDFILES}/${HOST}-${INTERFACE}.rrd:ds0:AVERAGE \
-	DEF:OUT=${RRDFILES}/${HOST}-${INTERFACE}.rrd:ds1:AVERAGE \
-	CDEF:IN_CDEF="IN,8,*" \
-	CDEF:OUT_CDEF="OUT,8,*" \
-	AREA:IN_CDEF#00FF00:"In " \
-	GPRINT:IN_CDEF:MAX:"Max\:%5.2lf %s" \
-	GPRINT:IN_CDEF:AVERAGE:"Average\:%5.2lf %s" \
-	GPRINT:IN_CDEF:LAST:" Current\:%5.2lf %s\n" \
-	LINE2:OUT_CDEF#0000FF:"Out" \
-	GPRINT:OUT_CDEF:MAX:"Max\:%5.2lf %s" \
-	GPRINT:OUT_CDEF:AVERAGE:"Average\:%5.2lf %s" \
-	GPRINT:OUT_CDEF:LAST:" Current\:%5.2lf %s\n" \
-	COMMENT:"\\n" \
-	COMMENT:"  Up for ${UPTIME} at ${NOW}"
diff --git a/ticks.sh b/ticks.sh
index 9102419..04041e8 100755
--- a/ticks.sh
+++ b/ticks.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (c) 2019-2021 Mischa Peters <mischa @ openbsd.amsterdam>
+# Copyright (c) 2019-2022 Mischa Peters <mischa @ openbsd.amsterdam>
 #
 # Permission to use, copy, modify, and distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above
@@ -15,7 +15,9 @@
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #
 HOST="s1.obsda.ms"
-COMMUNITY="public"
+AUTHPASS="tropic shark reefs"
+USER="random"
+PRIVPASS="equ5xerhiffid7klevuk"
 
 #15259107187 / 8640000 = days (+remainder) = 176.6107855324074
 #0.6107855324074 * 24 = hours (+remainder) = 14.65885277777778
@@ -23,7 +25,7 @@ COMMUNITY="public"
 #0.53116666666667 * 60 = seconds.milliseconds = 31.87
 
 echo
-TICKS=$(snmp get -v2c -c ${COMMUNITY} ${HOST} hrSystemUptime.0 | awk -F"[()]" '{print $2}')
+TICKS=$(snmp get -A "${AUTHPASS}" -l authPriv -u ${USER} -X "${PRIVPASS}" ${HOST} hrSystemUptime.0 | awk -F"[()]" '{print $2}')
 echo "TICKS: $TICKS"
 
 TICKS="1193085988"
diff --git a/uptime.sh b/uptime.sh
index 05ca76f..bcc7056 100755
--- a/uptime.sh
+++ b/uptime.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (c) 2019-2021 Mischa Peters <mischa @ openbsd.amsterdam>
+# Copyright (c) 2019-2022 Mischa Peters <mischa @ openbsd.amsterdam>
 #
 # Permission to use, copy, modify, and distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above
@@ -16,11 +16,13 @@
 #
 test -n "$1" || exit 1
 HOST="$1"
-COMMUNITY="public"
+AUTHPASS="tropic shark reefs"
+USER="random"
+PRIVPASS="equ5xerhiffid7klevuk"
 UPTIMEINFO="/tmp/${HOST}-uptime.txt"
 
 rm -rf ${UPTIMEINFO}
-TICKS=$(snmp get -v2c -c ${COMMUNITY} ${HOST} hrSystemUptime.0 | awk -F"[()]" '{print $2}')
+TICKS=$(snmp get -A "${AUTHPASS}" -l authPriv -u ${USER} -X "${PRIVPASS}" ${HOST} hrSystemUptime.0 | awk -F"[()]" '{print $2}')
 DAYS=$(echo "${TICKS}/8640000" | bc -l)
 HOURS=$(echo "0.${DAYS##*.} * 24" | bc -l)
 MINUTES=$(echo "0.${HOURS##*.} * 60" | bc -l)
diff --git a/version.sh b/version.sh
index e1692cf..a48edcc 100755
--- a/version.sh
+++ b/version.sh
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Copyright (c) 2019-2021 Mischa Peters <mischa @ openbsd.amsterdam>
+# Copyright (c) 2019-2022 Mischa Peters <mischa @ openbsd.amsterdam>
 #
 # Permission to use, copy, modify, and distribute this software for any
 # purpose with or without fee is hereby granted, provided that the above
@@ -16,7 +16,9 @@
 #
 test -n "$1" || exit 1
 HOST="$1"
-COMMUNITY="public"
+AUTHPASS="tropic shark reefs"
+USER="random"
+PRIVPASS="equ5xerhiffid7klevuk"
 VERSIONINFO="/tmp/${HOST}-version.txt"
 
-snmp get -v2c -c ${COMMUNITY} ${HOST} sysDescr.0 | awk '{print $6,$7}' > ${VERSIONINFO}
+snmp get -A "${AUTHPASS}" -l authPriv -u ${USER} -X "${PRIVPASS}" ${HOST} sysDescr.0 | awk '{print $6,$7}' > ${VERSIONINFO}
diff --git a/wrapper.sh b/wrapper.sh
index 2b9e341..7141889 100755
--- a/wrapper.sh
+++ b/wrapper.sh
@@ -17,7 +17,7 @@
 #*/5     *       *       *       *       -n /home/mischa/rrdtool/wrapper.sh
 #
 SCRIPTS="/home/mischa/rrdtool"
-SERVERS="16 1"
+SERVERS="18 1"
 MEGA="1 1"
 
 # SERVERS