diff --git a/security/Makefile b/security/Makefile
--- a/security/Makefile
+++ b/security/Makefile
@@ -1026,6 +1026,7 @@
     SUBDIR += rkhunter
     SUBDIR += rndpassw
     SUBDIR += rnp
+    SUBDIR += rotate
     SUBDIR += rubygem-acme-client
     SUBDIR += rubygem-aes_key_wrap
     SUBDIR += rubygem-airbrussh
diff --git a/security/rotate/Makefile b/security/rotate/Makefile
new file mode 100644
--- /dev/null
+++ b/security/rotate/Makefile
@@ -0,0 +1,20 @@
+PORTNAME=      rotate
+DISTVERSION=   1.2
+CATEGORIES=    security
+MASTER_SITES=  https://gitlab.com/LadySerenaKitty
+
+MAINTAINER=    jlhawkwell@ladyserenakitty.com
+COMMENT=       Binary rotation cipher (rot-13)
+WWW=           https://gitlab.com/LadySerenaKitty/rotate
+
+LICENSE=       BSD2CLAUSE
+LICENSE_FILE=  ${WRKSRC}/LICENSE
+
+USES=  cmake
+
+USE_GITLAB=    yes
+GL_ACCOUNT=    LadySerenaKitty
+GL_PROJECT=    ${PORTNAME}
+GL_COMMIT=     11865e9748bb1a949c9450771283e4423b7c7115
+
+.include <bsd.port.mk>
diff --git a/security/rotate/distinfo b/security/rotate/distinfo
new file mode 100644
--- /dev/null
+++ b/security/rotate/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1663206486
+SHA256 (LadySerenaKitty-rotate-11865e9748bb1a949c9450771283e4423b7c7115_GL0.tar.gz) = dcfab65d48ea44d555b6167ace8c675934b38f5dbc95c618afafa39682588f6a
+SIZE (LadySerenaKitty-rotate-11865e9748bb1a949c9450771283e4423b7c7115_GL0.tar.gz) = 2849
diff --git a/security/rotate/pkg-descr b/security/rotate/pkg-descr
new file mode 100644
--- /dev/null
+++ b/security/rotate/pkg-descr
@@ -0,0 +1,3 @@
+rotate/librotator provides binary rotation similar to the ROT-13 cipher, with
+the main difference being librotator runs at the binary level, so it can work
+on any binary data and any text regardless of encoding, not just latin text.
diff --git a/security/rotate/pkg-plist b/security/rotate/pkg-plist
new file mode 100644
--- /dev/null
+++ b/security/rotate/pkg-plist
@@ -0,0 +1,4 @@
+bin/etator
+bin/rotate
+include/rotate.h
+lib/librotator.so